diff --git a/runtime/doc/builtin.txt b/runtime/doc/builtin.txt
index e6e6dc2..bfb18ed 100644
--- a/runtime/doc/builtin.txt
+++ b/runtime/doc/builtin.txt
@@ -1,4 +1,4 @@
-*builtin.txt*	For Vim version 8.2.  Last change: 2022 Apr 16
+*builtin.txt*	For Vim version 8.2.  Last change: 2022 Apr 25
 
 
 		  VIM REFERENCE MANUAL	  by Bram Moolenaar
@@ -2418,7 +2418,8 @@
 			all typeahead will be consumed by the last call.
 		'c'	Remove any script context when executing, so that
 			legacy script syntax applies, "s:var" does not work,
-			etc.
+			etc.  Note that if the keys being using set a script
+			context this still applies.
 		'!'	When used with 'x' will not end Insert mode. Can be
 			used in a test when a timer is set to exit Insert mode
 			a little later.  Useful for testing CursorHoldI.
diff --git a/runtime/doc/filetype.txt b/runtime/doc/filetype.txt
index aeea3cd..09399f6 100644
--- a/runtime/doc/filetype.txt
+++ b/runtime/doc/filetype.txt
@@ -143,6 +143,7 @@
 	*.asp		g:filetype_asp	|ft-aspvbs-syntax| |ft-aspperl-syntax|
 	*.bas		g:filetype_bas	|ft-basic-syntax|
 	*.cfg		g:filetype_cfg
+	*.csh		g:filetype_csh  |ft-csh-syntax|
 	*.dat		g:filetype_dat
 	*.frm		g:filetype_frm	|ft-form-syntax|
 	*.fs		g:filetype_fs	|ft-forth-syntax|
@@ -154,6 +155,8 @@
 	*.pl		g:filetype_pl
 	*.pp		g:filetype_pp	|ft-pascal-syntax|
 	*.prg		g:filetype_prg
+	*.r		g:filetype_r
+	*.sql		g:filetype_sql	|ft-sql-syntax|
 	*.src		g:filetype_src
 	*.sys		g:filetype_sys
 	*.sh		g:bash_is_sh	|ft-sh-syntax|
diff --git a/runtime/doc/syntax.txt b/runtime/doc/syntax.txt
index 98127af..e0919b8 100644
--- a/runtime/doc/syntax.txt
+++ b/runtime/doc/syntax.txt
@@ -1,4 +1,4 @@
-*syntax.txt*	For Vim version 8.2.  Last change: 2022 Apr 06
+*syntax.txt*	For Vim version 8.2.  Last change: 2022 Apr 24
 
 
 		  VIM REFERENCE MANUAL	  by Bram Moolenaar
@@ -2197,6 +2197,15 @@
   mv_finance	 mv_logic	mv_powseries
 
 
+MARKDOWN						*ft-markdown-syntax*
+
+If you have long regions there might be wrong highlighting.  At the cost of
+slowing down displaying, you can have the engine look further back to sync on
+the start of a region, for example 500 lines: >
+
+	:let g:markdown_minlines = 500
+
+
 MATHEMATICA		*mma.vim* *ft-mma-syntax* *ft-mathematica-syntax*
 
 Empty *.m files will automatically be presumed to be Matlab files unless you
diff --git a/runtime/doc/tags b/runtime/doc/tags
index c85ee7d..38835b1 100644
--- a/runtime/doc/tags
+++ b/runtime/doc/tags
@@ -6933,6 +6933,7 @@
 ft-man-plugin	filetype.txt	/*ft-man-plugin*
 ft-maple-syntax	syntax.txt	/*ft-maple-syntax*
 ft-markdown-plugin	filetype.txt	/*ft-markdown-plugin*
+ft-markdown-syntax	syntax.txt	/*ft-markdown-syntax*
 ft-masm-syntax	syntax.txt	/*ft-masm-syntax*
 ft-mathematica-syntax	syntax.txt	/*ft-mathematica-syntax*
 ft-matlab-indent	indent.txt	/*ft-matlab-indent*
@@ -8173,6 +8174,7 @@
 mapcheck()	builtin.txt	/*mapcheck()*
 maple.vim	syntax.txt	/*maple.vim*
 mapleader	map.txt	/*mapleader*
+maplist()	builtin.txt	/*maplist()*
 maplocalleader	map.txt	/*maplocalleader*
 mapmode-c	map.txt	/*mapmode-c*
 mapmode-i	map.txt	/*mapmode-i*
@@ -8187,6 +8189,7 @@
 mapmode-x	map.txt	/*mapmode-x*
 mapnew()	builtin.txt	/*mapnew()*
 mapping	map.txt	/*mapping*
+mapping-dict	builtin.txt	/*mapping-dict*
 mapping-functions	usr_41.txt	/*mapping-functions*
 mapset()	builtin.txt	/*mapset()*
 mark	motion.txt	/*mark*
diff --git a/runtime/doc/term.txt b/runtime/doc/term.txt
index e059d18..50bfa50 100644
--- a/runtime/doc/term.txt
+++ b/runtime/doc/term.txt
@@ -1,4 +1,4 @@
-*term.txt*      For Vim version 8.2.  Last change: 2022 Apr 03
+*term.txt*      For Vim version 8.2.  Last change: 2022 Apr 23
 
 
 		  VIM REFERENCE MANUAL    by Bram Moolenaar
@@ -386,9 +386,10 @@
 	t_SR	start replace mode (underline cursor shape)	*t_SR* *'t_SR'*
 	t_EI	end insert or replace mode (block cursor shape)	*t_EI* *'t_EI'*
 		|termcap-cursor-shape|
-	t_RV	request terminal version string (for xterm)	*t_RV* *'t_RV'*
-		The response is stored in |v:termresponse|
-		|xterm-8bit| |'ttymouse'| |xterm-codes|
+	t_RV	request terminal version string (works for	*t_RV* *'t_RV'*
+		xterm and other terminal emulators)  The
+		response is stored in |v:termresponse| |xterm-8bit|
+		|'ttymouse'| |xterm-codes|
 	t_u7	request cursor position (for xterm)		*t_u7* *'t_u7'*
 		see |'ambiwidth'|
 		The response is stored in |v:termu7resp|
diff --git a/runtime/doc/todo.txt b/runtime/doc/todo.txt
index 3da86fe..1a84eb4 100644
--- a/runtime/doc/todo.txt
+++ b/runtime/doc/todo.txt
@@ -1,4 +1,4 @@
-*todo.txt*      For Vim version 8.2.  Last change: 2022 Apr 18
+*todo.txt*      For Vim version 8.2.  Last change: 2022 Apr 27
 
 
 		  VIM REFERENCE MANUAL	  by Bram Moolenaar
@@ -38,8 +38,6 @@
 							*known-bugs*
 -------------------- Known bugs and current work -----------------------
 
-Use "`=expr`" in heredoc also in :def function.  #10216  Yegappan will do it.
-
 Once Vim9 is stable:
 - Use Vim9 for more runtime files.
 - Check code coverage, add more tests if needed.
@@ -88,6 +86,8 @@
 Popup windows:
 - Preview popup not properly updated when it overlaps with completion menu.
     (Yegappan Lakshmanan, 2021 May 22
+- Add a function to redraw a specific popup window.  Esp. to be used when
+  editing the command line, when screen updating doesn't happen. (Shougo)
 - In some cases prop_remove() does not work correctly. (#8261)
 - Add a flag to make a popup window focusable?
     CTRL-W P cycle over any preview window or focusable popup, end up back in
@@ -203,19 +203,16 @@
 - When 'encoding' is not utf-8, or the job is using another encoding, setup
   conversions.
 
-CurSearch highlight is wrong when searching for a space, matches all spaces
-instead of only the current one.
+Add autocmd functions. PR #10291
 
 Can deref_func_name() and deref_function_name() be merged?
 
-When using 'cryptmethod' xchaha20 the undo file is not encrypted.
-Need to handle extra bytes.
-
-In Select mode the deleted text always goes into the unnamed register.
-Use CTRL-R to specify the register to use. (#9531)
-
 Some prompts are not translated: #9495
 
+NFA regexp does not handle composing characters well: #10286
+    [ɔ̃] matches both ɔ and ɔ̃
+    \(ɔ\|ɔ̃\) matches ɔ and not ɔ̃
+
 Improvement in terminal configuration mess: Request the terminfo entry from
 the terminal itself.  The $TERM value then is only relevant for whether this
 feature is supported or not.  Replaces the xterm mechanism to request each
@@ -253,6 +250,8 @@
 
 PR to support %e and %k in 'errorformat'. #9624
 
+PR to add left and right bitwise shift. #8457
+
 Idea: when typing ":e /some/dir/" and "dir" does not exist, highlight in red.
 
 ":set &shellpipe" and ":set &shellredir" should use the logic from
@@ -264,8 +263,7 @@
 need to make the change in where RET_WIN_BUF_CHARTABSIZE() is called.
 IDEA: when drawing the text, store the text byte index in ScreenLinesIdx[].
 When converting screen column to text position use this.
-Store the line number and byte index for the start of the line, when
-converting the screen line to text position use this, add the byte offset.
+The line number can be obtained from win->w_lines[].
 
 MS-Windows: did path modifier :p:8 stop working?  #8600
 
@@ -302,9 +300,6 @@
 interrupt does not work. Where to add ui_breakcheck()?
 New English spell files also have very slow suggestions.
 
-Searching for \%'> does not find anything when using line Visual selection.
-Probably because it's using MAXCOL.  #8238
-
 Make "g>" and "g<" in Visual mode move the text right or left.
 Also for a block selection.  #8558
 
@@ -333,9 +328,6 @@
 Add an option to not fetch terminal codes in xterm, to avoid flicker when t_Co
 changes.
 
-When using ":bwipe!" also get rid of references to be buffer, e.g. in the
-jumplist and alternate file.
-
 Add an option to start_timer() to return from the input loop with K_IGNORE.
 This is useful e.g. when a popup was created that disables mappings, we need
 to return from vgetc() to make this happen.  #7011
@@ -346,13 +338,6 @@
 Can we detect true color support?  https://gist.github.com/XVilka/8346728
 Try setting a color then request the current color, like using t_u7.
 
-Regexp to search for duplicate lines does not work correctly:
-/\(^.*\n\)\1  (Chris Morgan, #6239)
-
-MS-Windows: when writing undo file the infostreams are copied in 
-mch_copy_file_attribute(), that seems unnecessary. (#7925)
-Add a flag to only copy attributes?
-
 Make the jumplist behave like a tag stack. (#7738)  Should there be a more
 time bound navigation, like with undo?
 
@@ -384,15 +369,6 @@
 same thing.
 Also see #737: langmap not applied to replaying recording.
 
-Buffer autocommands are a bit inconsistent.  Add a separate set of
-autocommands for the buffer lifecycle:
-    BufIsCreated  (after buffer ID exists)
-    BufIsLoaded   (after buffer ID has content)
-    BufIsUnloaded (after buffer ID no longer has)
-    BufIsWiped    (after buffer ID was wiped)
-    BufIsRenamed  (after buffer ID gets another name)
-The buffer list and windows are locked, no changes possible
-
 Matchparen doesn't remove highlight after undo. (#7054)
 Is OK when syntax HL is active.
 
@@ -424,27 +400,11 @@
 Lua: updating wrong buffer when using newly created, unloaded buffer.
 (#6539)
 
-When "+ register is set then "" points to it.  If another Vim grabs the "+
-register, then "" doesn't contain anything.  Make it still follow "+.
-(#6435)
-
 File marks merging has duplicates since 7.4.1925. (Ingo Karkat, #5733)
 
-When editing a file with ":edit" the output of :swapname is relative, while
-editing it with "vim file" it is absolute. (#355)
-Which one should it be?
-
 Problem with auto-formatting - inserting space and putting cursor before added
 character. (#6154)
 
-undo result wrong: Masato Nishihata, #4798
-
-After recovering from a swap file the undofile should not be used, it causes
-corruption.  (#6631)
-
-When the computer crashes while writing the undofile, the contents may be
-lost.  Write to a temp file, fsync and rename. (#8879)
-
 When 'lazyredraw' is set sometimes the title is not updated.
 (Jason Franklin, 2020 Feb 3)  Looks like a race condition.
 
@@ -482,8 +442,6 @@
 
 Test loose_clipboard() by selecting text before suspending.
 
-Undo puts cursor in wrong line after "cG<Esc>" undo.
-
 :unmap <c-n> gives error but does remove the mapping. (Antony Scriven, 2019
 Dec 19)
 
@@ -505,18 +463,10 @@
 Should do current file first and not split it up when more results are found.
 (Also #1890)
 
-Undo history wrong when ":next file" re-uses a buffer. (#5426)
-ex_next() should pass flag to do_argfile(), then to do_ecmd().
-Is there a test for this?
-
 Help for ":argadd fname" says that if "fname" is already in the argument list
 that entry is used.  But instead it's always added. (#6210)
 Add flag AL_FIND_ADD, if there is one argument find it in the list.
 
-":bnext" in a help buffer is supposed to go to the next help buffer, but it
-goes to any buffer, and then :bnext skips help buffers, since they are
-unlisted. (#4478)
-
 Statusline highlighting error, off by one. (#5599)
 
 ":find" with 'path' set to "data*" does not find files, while completion does
@@ -571,9 +521,6 @@
 gvim window (with focus follows mouse), then the K_FOCUSLOST key is put in the
 input buffer. (#5302)
 
-:buffer completion does not escape "+" properly and results in a regexp error.
-(#5467)
-
 Check_external_diff() is used too often. (Daniel Hahler, #4800)
 
 Win32: after "[I" showing matches, scroll wheel messes up screen. (Tsakiridis,
@@ -774,9 +721,6 @@
 Using single wide base character with double wide composing character gives
 drawing errors.  Fill up the base character?  (Dominique, #4328)
 
-Problem with two buffers with the same name a/b, if it didn't exist before and
-is created outside of Vim. (dskloetg, 2018 Jul 16, #3219)
-
 When 'sidescrolloff' is set, using "zl" to go to the end of the line, suddenly
 scrolls back.  Should allow for this scrolling, like 'scrolloff' does when
 using CTRL-E. (Yee Cheng Chin, #3721)
@@ -795,8 +739,6 @@
 Make ":interactive !cmd" stop termcap mode, also when used in an autocommand.
 (#3692)
 
-Add buffer argument to undotree(). (#4001)
-
 matchaddpos() gets slow with many matches.  Proposal by Rick Howe, 2018 Jul
 19.
 
@@ -879,10 +821,6 @@
 or asyncmake:
   https://github.com/yegappan/asyncmake
 
-Add an option with file patterns, to be used when unloading a buffer: If there
-is a match, remove entries for the buffer from marks, jumplist, etc.  To be
-used for git temp files.
-
 Cursor in wrong position when line wraps. (#2540)
 
 Setting 'columns' in a BufEnter autocommand causes a second tab width to
@@ -933,15 +871,10 @@
 http://orchistro.tistory.com/236
 Should be supported with a flag.
 
-Add the debug command line history to viminfo.
-
 Add Makefiles to the runtime/spell directory tree, since nobody uses Aap.
 Will have to explain the manual steps (downloading the .aff and .dic files,
 applying the diff, etc.
 
-Pasting a register in Visual mode cannot be repeated. (Mahmoud Al-Qudsi, 2018
-Apr 26, #2849)
-
 User dictionary ~/.vim/spell/lang.utf-8.add not used for spell checking until a
 word is re-added to it. (Matej Cepl, 2018 Feb 6)
 
@@ -1074,9 +1007,6 @@
 
 The ++ options for the :edit command are also useful on the Vim command line.
 
-When recovering a file, put the swap file name in b:recovered_swapfile.  Then
-a command can delete it.
-
 Overlong utf-8 sequence is displayed wrong. (Harm te Hennepe, 2017 Sep 14,
 #2089)  Patch with possible solution by Björn Linse.
 
@@ -1136,9 +1066,6 @@
 Problem with using :cd when remotely editing a file. (Gerd Wachsmuth, 2017 May
 8, #1690)
 
-Using "wviminfo /tmp/viminfo" does not store file marks that Vim knows about,
-it only works when merging with an existing file.  (Shougo, 2017 Jun 19, #1781)
-
 Memory leak in test97?  The string is actually freed.  Weird.
 
 assert_fails() can only check for the first error.  Make it possible to have
@@ -1258,8 +1185,6 @@
 
 Problem with whitespace in errorformat. (Gerd Wachsmuth, 2016 May 15, #807)
 
-Undo problem: "g-" doesn't go back, gets stuck. (Björn Linse, 2016 Jul 18)
-
 Add "unicode true" to NSIS installer.  Doesn't work with Windows 95, which we
 no longer support.
 
@@ -1356,10 +1281,6 @@
   Another one: echom matchstr(" sdfsfsf\n sfdsdfsdf",'[^\n]*')
   (2017 May 15, #1252)
 
-Undo message is not always properly displayed.  Patch by Ken Takata, 2013 oct
-3.  Doesn't work properly according to Yukihiro Nakadaira.
-Also see #1635.
-
 Idea from Sven: record sequence of keys.  Useful to show others what they are
 doing (look over the shoulder), and also to see what happened.
 Probably list of keystrokes, with some annotations for mode changes.
@@ -1372,9 +1293,6 @@
 
 Patch to order results from taglist(). (Duncan McDougall, 2016 Oct 25)
 
-When using ":diffput" through a mapping, undo in the target buffer isn't
-synced.  (Ryan Carney, 2016 Sep 14)
-
 Syntax highlighting for messages with RFC3339 timestamp (#946)
 Did maintainer reply?
 
@@ -1662,9 +1580,6 @@
 Change 'viewdir' to "$HOME/vimfiles/view" and use 'viewdiralt' to also read
 from?
 
-Problem with upwards search on Windows (works OK on Linux). (Brett Stahlman,
-2014 Jun 8)
-
 Include a plugin manager with Vim? vim-plug seems to be the best currently:
 https://github.com/junegunn/vim-plug.
 Also Vundle: https://github.com/gmarik/vundle
@@ -1728,12 +1643,6 @@
 Several syntax file match "^\s*" which may get underlined if that's in the
 highlight group.  Add a "\zs" after it?
 
-The undo file name can get too long. (Issue 346)
-For the path use a hash instead of dir%dir%dir%name  hash%name.
-
-Patch to add ":undorecover", get as much text out of the undo file as
-possible. (Christian Brabandt, 2014 Mar 12, update Aug 22)
-
 Updated spec ftplugin. (Matěj Cepl, 2013 Oct 16)
 
 Patch to handle integer overflow. (Aaron Burrow, 2013 Dec 12)
@@ -1758,9 +1667,6 @@
 GTK: problem with 'L' in 'guioptions' changing the window width.
 (Aaron Cornelius, 2012 Feb 6)
 
-Patch to add option that tells whether small deletes go into the numbered
-registers. (Aryeh Leib Taurog, 2013 Nov 18)
-
 Javascript file where indent gets stuck on: GalaxyMaster, 2012 May 3.
 
 The BufUnload event is triggered when re-using the empty buffer.
@@ -1810,10 +1716,6 @@
 
 Bug: findfile("any", "file:///tmp;") does not work.
 
-In the ATTENTION message about an existing swap file, mention the name of the
-process that is running.  It might actually be some other program, e.g. after
-a reboot.
-
 patch to add "combine" flag to  syntax commands. (so8res, 2012 Dec 6)
 Patch to add "combine" to :syntax, combines highlight attributes. (Nate
 Soares, 2012 Dec 3)
@@ -1878,10 +1780,6 @@
 Patch to add tests for if_xcmdsrv.c., Jul 8, need some more work. (Brian Burns)
 New tests Jul 13.   Update Jul 17.  Discussion Jul 18.
 
-When running Vim in silent ex mode, an existing swapfile causes Vim to wait
-for a user action without a prompt. (Maarten Billemont, 2012 Feb 3)
-Do give the prompt? Quit with an error?
-
 Patch for input method status. (Hirohito Higashi, 2012 Apr 18)
 
 Update Vim app icon (for Gnome). (Jakub Steiner, 2013 Dec 6)
@@ -1954,9 +1852,6 @@
 
 Bug in repeating Visual "u". (Lawrence Kesteloot, 2010 Dec 20)
 
-With "unamedplus" in 'clipboard' pasting in Visual mode causes error for empty
-register. (Michael Seiwald, 2011 Jun 28)  I can't reproduce it.
-
 Windows keys not set properly on Windows 7?  (cncyber, 2010 Aug 26)
 
 When using a Vim server, a # in the path causes an error message.
@@ -2061,9 +1956,6 @@
 there is one backslash. (Ray Frush, 2010 Nov 18)  What does the original ex
 do?
 
-Searching mixed with Visual mode doesn't redraw properly. (James Vega, 2010 Nov
-22)
-
 New esperanto spell file can't be processed. (Dominique Pelle, 2011 Jan 30)
 - move compflags to separate growarray?
 - instead of a regexp use a hashtable.  Expand '?', '*', '+'.  What would be
@@ -2156,9 +2048,6 @@
 Winckler, 2011 May 11)
 Requires a map mode for Insert mode started from blockwise Visual mode.
 
-Writing nested List and Dict in viminfo gives error message and can't be read
-back. (Yukihiro Nakadaira, 2010 Nov 13)
-
 Problem with cursor in the wrong column. (SungHyun Nam, 2010 Mar 11)
 Additional info by Dominique Pelle. (also on 2010 Apr 10)
 
@@ -2202,9 +2091,6 @@
 Coverity: Check if there are new reported defects:
 https://scan.coverity.com/projects/241
 
-Patch to support :undo absolute jump to file save number. (Christian Brabandt,
-2010 Nov 5)
-
 Patch to use 'foldnestmax' also for "marker" foldmethod. (Arnaud Lacombe, 2011
 Jan 7)
 
@@ -2315,10 +2201,6 @@
 
 ":he ctrl_u" can be auto-corrected to ":he ctrl-u".
 
-There should be a way after an abbreviation has expanded to go back to what
-was typed.  CTRL-G h ?  Would also undo last word or line break inserted
-perhaps.  And undo CTRL-W.  CTRL-G l would redo.
-
 Diff mode out of sync. (Gary Johnson, 2010 Aug 4)
 
 Win32 GUI: last message from startup doesn't show up when there is an echoerr
@@ -2337,9 +2219,6 @@
 Using ~ works OK on 'a' with composing char, but not on 0x0418  with composing
 char 0x0301. (Tony Mechelynck, 2009 Mar 4)
 
-Searching for composing char works, but not when inside []. (ZyX, Benjamin R.
-Haskell, 2010 Aug 24)
-
 This does not work yet: "a\(%C\)" (get composing characters into a submatch).
 
 Inconsistent: starting with $LANG set to es_ES.utf-8 gives Spanish
@@ -2357,16 +2236,6 @@
 Add cscope target to Makefile. (Tony Mechelynck, 2009 Jun 18, replies by
 Sergey Khorev)
 
-Consider making YankRing or something else that keeps a list of yanked text
-part of standard Vim.  The "1 to "9 registers are not sufficient.
-6   When yanking into the unnamed registers several times, somehow make the
-    previous contents also available (like it's done for deleting).  What
-    register names to use?  g"1, g"2, etc.?
-Also do this for the small delete register "-.
-
-After doing "su" $HOME can be the old user's home, thus ~root/file is not
-correct.  Don't use it in the swap file.
-
 Completion for ":buf" doesn't work properly on Win32 when 'shellslash' is off.
 (Henrik Ohman, 2009, Jan 29)
 
@@ -2528,22 +2397,12 @@
 Patch for default choice in file changed dialog. (Bjorn Winckler, 2008 Oct 19)
 Is there a way to list all the files first?
 
-When 'smartcase' is set and using CTRL-L to add to the search pattern it may
-result in no matches.  Convert chars to lower case? (Erik Wognsen, 2009 Apr
-16)
-
 Fail to edit file after failed register access.  Error flag remains set?
 (Lech Lorens, 2010 Aug 30)
 
-Patch for redo register. (Ben Schmidt, 2007 Oct 19)
-Await response to question to make the register writable.
-
 Problem with 'ts' set to 9 and 'showbreak' to ">>>". (Matthew Winn, 2007 Oct
 1)
 
-In the swapfile dialog, add a H(elp) option that gives more info about what
-each choice does.  Similar to  ":help swap-exists-choices"
-
 ":tab help" always opens a new tab, while ":help" re-uses an existing window.
 Would be more consistent when an existing tab is re-used. (Tony Mechelynck)
 
@@ -2607,9 +2466,6 @@
 size and then redraw the text, skipping the characters under the popup menu.
 This should avoid flicker.  Other solution by A.Politz, 2007 Aug 22.
 
-When a register contains illegal bytes, writing viminfo in utf-8 and reading
-it back doesn't result in utf-8. (Devin Bayer)
-
 When the file name has parenthesis, e.g., "foo (bar).txt", ":!ls '%'" has the
 parenthesis escaped but not the space.  That's inconsistent.  Either escape
 neither or both.  No escaping might be best, because it doesn't depend on
@@ -2688,9 +2544,6 @@
 When $VAR contains a backslash expand('$VAR') removes it. (Teemu Likonen, 2008
 Jun 18)
 
-In debug mode, using CTRL-R = to evaluate a function causes stepping through
-the function. (Hari Krishna Dara, 2006 Jun 28)
-
 C++ indenting wrong with "=". (James Kanze, 2007 Jan 26)
 
 ":lockvar" should use copyID to avoid endless loop.
@@ -3041,6 +2894,9 @@
 -   For GUI Find/Replace dialog support using a regexp.  Patch for Motif
     and GTK by degreneir (nov 10 and nov 18).
 -   Patch for "paranoid mode" by Kevin Collins, March 7.  Needs much more work.
+-   Patch for redo register. (Ben Schmidt, 2007 Oct 19)
+    Await response to question to make the register writable.
+
 
 Better 'rightleft' or BIDI support:
 - Minimal Vi with bidi support: https://github.com/aligrudi/neatvi
@@ -3583,10 +3439,6 @@
     maximum number of open files, error messages will appear.  Detect that
     this problem is present, and close any hidden files that don't have
     changes.
-8   With 'viminfo' set such that the ".viminfo" file is written on a FAT
-    filesystem, an illegal file name may be created: ".vim".
-8   For each buffer that is opened, the viminfo file is opened and read to
-    check for file marks.  This can be slow.
 8   Core dump within signal function: gdb doesn't show stack backtrace!  Option
     to skip catch_signals()?
 9   Repeating a "cw" with "." doesn't work if the text was pasted from the
@@ -3636,9 +3488,6 @@
     "initdir" is the default path to be used.
 7   When 'scrolloff' is exactly half the window height, "j" causes a scroll of
     two lines at a time.  "k" doesn't do this. (Cory T. Echols)
-8   When write_viminfo() is used while there are many orphaned viminfo
-    tempfiles writing the viminfo file fails.  Give a clear error message so
-    that the user knows the files have to be deleted.
 
 
 I can't reproduce these (if you can, let me know how!):
@@ -4797,6 +4646,14 @@
 	    Default: 0 = do not autosave the buffer.
     Alternative: have 'autosave' use 'updatetime' and 'updatecount' but make
     them save the file itself besides the swapfile.
+-   Buffer autocommands are a bit inconsistent.  Add a separate set of
+    autocommands for the buffer lifecycle:
+        BufIsCreated  (after buffer ID exists)
+        BufIsLoaded   (after buffer ID has content)
+        BufIsUnloaded (after buffer ID no longer has)
+        BufIsWiped    (after buffer ID was wiped)
+        BufIsRenamed  (after buffer ID gets another name)
+    The buffer list and windows are locked, no changes possible
 
 
 Omni completion:
@@ -5468,6 +5325,19 @@
     [not in xvim:] Add option to switch on matches crossing ONE line boundary.
 7   Add ":iselect", a combination of ":ilist" and ":tselect". (Aaron) (Zellner)
     Also ":dselect".
+-   Searching for \%'> does not find anything when using line Visual
+    selection.  Probably because it's using MAXCOL.  #8238
+-   Regexp to search for duplicate lines does not work correctly:
+    /\(^.*\n\)\1  (Chris Morgan, #6239)
+-   Problem with upwards search on Windows (works OK on Linux). (Brett
+    Stahlman, 2014 Jun 8)
+-   Searching mixed with Visual mode doesn't redraw properly. (James Vega,
+    2010 Nov 22)
+-   Searching for composing char works, but not when inside []. (ZyX, Benjamin
+    R. Haskell, 2010 Aug 24)
+-   When 'smartcase' is set and using CTRL-L to add to the search pattern it
+    may result in no matches.  Convert chars to lower case? (Erik Wognsen,
+    2009 Apr 16)
 
 
 Undo:
@@ -5509,6 +5379,36 @@
 -   When executing macro's: Save each line for undo only once.
 -   When doing a global substitute, causing almost all lines to be changed,
     undo info becomes very big.  Put undo info in swap file??
+-   MS-Windows: when writing undo file the infostreams are copied in
+    mch_copy_file_attribute(), that seems unnecessary. (#7925) Add a flag to
+    only copy attributes?
+-   undo result wrong: Masato Nishihata, #4798
+-   After recovering from a swap file the undofile should not be used, it
+    causes corruption.  (#6631)
+-   When the computer crashes while writing the undofile, the contents may be
+    lost.  Write to a temp file, fsync and rename. (#8879)
+-   Undo puts cursor in wrong line after "cG<Esc>" undo.
+-   Undo history wrong when ":next file" re-uses a buffer. (#5426) ex_next()
+    should pass flag to do_argfile(), then to do_ecmd().  Is there a test for
+    this?
+-   Add buffer argument to undotree(). (#4001)
+-   Undo problem: "g-" doesn't go back, gets stuck. (Björn Linse, 2016 Jul 18)
+-   Undo message is not always properly displayed.  Patch by Ken Takata, 2013
+    oct 3.  Doesn't work properly according to Yukihiro Nakadaira.
+    Also see #1635.
+-   When using ":diffput" through a mapping, undo in the target buffer isn't
+    synced.  (Ryan Carney, 2016 Sep 14)
+-   The undo file name can get too long. (Issue 346)
+    For the path use a hash instead of dir%dir%dir%name  hash%name.
+-   Patch to add ":undorecover", get as much text out of the undo file as
+    possible. (Christian Brabandt, 2014 Mar 12, update Aug 22)
+-   Patch to support :undo absolute jump to file save number. (Christian
+    Brabandt, 2010 Nov 5)
+-   There should be a way after an abbreviation has expanded to go back to
+    what was typed.  CTRL-G h ?  Would also undo last word or line break
+    inserted perhaps.  And undo CTRL-W.  CTRL-G l would redo.
+-   When using 'cryptmethod' xchaha20 the undo file is not encrypted.
+    Need to handle extra bytes.
 
 
 Buffer list:
@@ -5539,6 +5439,18 @@
 8   Some file systems are case-sensitive, some are not.  Besides
     'wildignorecase' there might be more parts inside
     CASE_INSENSITIVE_FILENAME that are useful on Unix.
+-   When using ":bwipe!" also get rid of references to be buffer, e.g. in the
+    jumplist and alternate file.
+-   ":bnext" in a help buffer is supposed to go to the next help buffer, but
+    it goes to any buffer, and then :bnext skips help buffers, since they are
+    unlisted. (#4478)
+-   :buffer completion does not escape "+" properly and results in a regexp
+    error.  (#5467)
+-   Problem with two buffers with the same name a/b, if it didn't exist before
+    and is created outside of Vim. (dskloetg, 2018 Jul 16, #3219)
+-   Add an option with file patterns, to be used when unloading a buffer: If
+    there is a match, remove entries for the buffer from marks, jumplist, etc.
+    To be used for git temp files.
 
 
 Swap (.swp) files:
@@ -5569,6 +5481,21 @@
     original file.  Also do this when the file is huge (>'maxmem').  We do
     need to load the file once to count the number of lines?  Perhaps keep a
     cached list of which line is where.
+-   When editing a file with ":edit" the output of :swapname is relative,
+    while editing it with "vim file" it is absolute. (#355) Which one should
+    it be?
+-   When recovering a file, put the swap file name in b:recovered_swapfile.
+    Then a command can delete it.
+-   In the ATTENTION message about an existing swap file, mention the name of
+    the process that is running.  It might actually be some other program,
+    e.g. after a reboot.
+-   When running Vim in silent ex mode, an existing swapfile causes Vim to
+    wait for a user action without a prompt. (Maarten Billemont, 2012 Feb 3)
+    Do give the prompt? Quit with an error?
+-   After doing "su" $HOME can be the old user's home, thus ~root/file is not
+    correct.  Don't use it in the swap file.
+-   In the swapfile dialog, add a H(elp) option that gives more info about
+    what each choice does.  Similar to  ":help swap-exists-choices"
 
 
 Viminfo:
@@ -5595,6 +5522,21 @@
     same files in the windows.  Use ":mksession" code?
 -   Make marks present in .viminfo usable as file marks: Display a list of
     "last visited files" and select one to jump to.
+-   Add the debug command line history to viminfo.
+-   Using "wviminfo /tmp/viminfo" does not store file marks that Vim knows
+    about, it only works when merging with an existing file.  (Shougo, 2017
+    Jun 19, #1781)
+-   Writing nested List and Dict in viminfo gives error message and can't be
+    read back. (Yukihiro Nakadaira, 2010 Nov 13)
+-   When a register contains illegal bytes, writing viminfo in utf-8 and
+    reading it back doesn't result in utf-8. (Devin Bayer)
+8   With 'viminfo' set such that the ".viminfo" file is written on a FAT
+    filesystem, an illegal file name may be created: ".vim".
+8   For each buffer that is opened, the viminfo file is opened and read to
+    check for file marks.  This can be slow.
+8   When write_viminfo() is used while there are many orphaned viminfo
+    tempfiles writing the viminfo file fails.  Give a clear error message so
+    that the user knows the files have to be deleted.
 
 
 Modelines:
@@ -5813,6 +5755,23 @@
 	to position of previous deleted (to swap foo and bar in " + foo")
 8   Should be able to yank and delete into the "/ register.
     How to take care of the flags (offset, magic)?
+-   In Select mode the deleted text always goes into the unnamed register.
+    Use CTRL-R to specify the register to use. (#9531)
+-   When "+ register is set then "" points to it.  If another Vim grabs the "+
+    register, then "" doesn't contain anything.  Make it still follow "+.
+    (#6435)
+-   Pasting a register in Visual mode cannot be repeated. (Mahmoud Al-Qudsi,
+    2018 Apr 26, #2849)
+-   Patch to add option that tells whether small deletes go into the numbered
+    registers. (Aryeh Leib Taurog, 2013 Nov 18)
+-   With "unamedplus" in 'clipboard' pasting in Visual mode causes error for
+    empty register. (Michael Seiwald, 2011 Jun 28)  I can't reproduce it.
+-   Consider making YankRing or something else that keeps a list of yanked
+    text part of standard Vim.  The "1 to "9 registers are not sufficient.
+6   When yanking into the unnamed registers several times, somehow make the
+    previous contents also available (like it's done for deleting).  What
+    register names to use?  g"1, g"2, etc.?
+    Also do this for the small delete register "-.
 
 
 Debug mode:
@@ -5820,6 +5779,9 @@
 8   Add breakpoints for assigning to a variable.
 7   Store the history from debug mode in viminfo.
 7   Make the debug mode history available with histget() et al.
+-   In debug mode, using CTRL-R = to evaluate a function causes stepping
+    through the function. (Hari Krishna Dara, 2006 Jun 28)
+
 
 Various improvements:
 7   Add plugins for formatting?  Should be able to make a choice depending on
diff --git a/runtime/doc/usr_41.txt b/runtime/doc/usr_41.txt
index 89fca8d..e9e16fe 100644
--- a/runtime/doc/usr_41.txt
+++ b/runtime/doc/usr_41.txt
@@ -1,4 +1,4 @@
-*usr_41.txt*	For Vim version 8.2.  Last change: 2022 Feb 11
+*usr_41.txt*	For Vim version 8.2.  Last change: 2022 Apr 25
 
 		     VIM USER MANUAL - by Bram Moolenaar
 
diff --git a/runtime/filetype.vim b/runtime/filetype.vim
index f69ede4..c19bd76 100644
--- a/runtime/filetype.vim
+++ b/runtime/filetype.vim
@@ -1,7 +1,7 @@
 " Vim support file to detect file types
 "
 " Maintainer:	Bram Moolenaar <Bram@vim.org>
-" Last Change:	2022 Apr 13
+" Last Change:	2022 Apr 25
 
 " Listen very carefully, I will say this only once
 if exists("did_load_filetypes")
diff --git a/runtime/ftplugin/elixir.vim b/runtime/ftplugin/elixir.vim
new file mode 100644
index 0000000..3b38051
--- /dev/null
+++ b/runtime/ftplugin/elixir.vim
@@ -0,0 +1,11 @@
+" Elixir filetype plugin
+" Language: Elixir
+" Maintainer:	Mitchell Hanberg <vimNOSPAM@mitchellhanberg.com>
+" Last Change: 2022 Apr 20
+
+if exists("b:did_ftplugin")
+  finish
+endif
+let b:did_ftplugin = 1
+
+setlocal commentstring=#\ %s
diff --git a/runtime/ftplugin/elm.vim b/runtime/ftplugin/elm.vim
index 1e10346..8c2de19 100644
--- a/runtime/ftplugin/elm.vim
+++ b/runtime/ftplugin/elm.vim
@@ -1,7 +1,7 @@
 " Elm filetype plugin file
 " Language: Elm
 " Maintainer: Andreas Scharf <as@99n.de>
-" Latest Revision: 2020-05-29
+" Latest Revision: 2022-04-25
 
 if exists("b:did_ftplugin")
   finish
@@ -14,5 +14,7 @@
 setlocal comments=s1fl:{-,mb:\ ,ex:-},:--
 setlocal commentstring=--\ %s
 
+let b:undo_ftplugin = "setl com< cms<"
+
 let &cpo = s:cpo_save
 unlet s:cpo_save
diff --git a/runtime/ftplugin/fennel.vim b/runtime/ftplugin/fennel.vim
new file mode 100644
index 0000000..2e50269
--- /dev/null
+++ b/runtime/ftplugin/fennel.vim
@@ -0,0 +1,18 @@
+" Vim filetype plugin file
+" Language:     Fennel
+" Maintainer:   Gregory Anders <greg[NOSPAM]@gpanders.com>
+" Last Update:  2022 Apr 20
+
+if exists('b:did_ftplugin')
+  finish
+endif
+let b:did_ftplugin = 1
+
+setlocal commentstring=;%s
+setlocal comments=:;;,:;
+setlocal formatoptions-=t
+setlocal suffixesadd=.fnl
+setlocal lisp
+setlocal lispwords=accumulate,collect,do,doto,each,eval-compiler,fn,for,icollect,lambda,let,macro,macros,match,match-try,when,while,with-open
+
+let b:undo_ftplugin = 'setlocal commentstring< comments< formatoptions< suffixesadd< lisp< lispwords<'
diff --git a/runtime/ftplugin/masm.vim b/runtime/ftplugin/masm.vim
index 235469a..ab196eb 100644
--- a/runtime/ftplugin/masm.vim
+++ b/runtime/ftplugin/masm.vim
@@ -1,7 +1,7 @@
 " Vim filetype plugin file
 " Language:	Microsoft Macro Assembler (80x86)
 " Maintainer:	Wu Yongwei <wuyongwei@gmail.com>
-" Last Change:	2020-05-09 23:02:05 +0800
+" Last Change:	2022-04-24 21:24:52 +0800
 
 if exists("b:did_ftplugin")
   finish
@@ -15,5 +15,18 @@
 
 setlocal iskeyword=@,48-57,_,36,60,62,63,@-@
 
+" Matchit support
+if !exists('b:match_words')
+  let b:match_words = '^\s*\.IF\>:^\s*\.ELSEIF\>:^\s*\.ELSE\>:^\s*\.ENDIF\>,'
+        \ .. '^\s*\.REPEAT\>:^\s*\.UNTIL\(CXZ\)\?\>,'
+        \ .. '^\s*\.WHILE\>:^\s*\.ENDW\>,'
+        \ .. '^\s*IF\(1\|2\|E\|DEF\|NDEF\|B\|NB\|IDNI\?\|DIFI\?\)\?\>:^\s*ELSEIF\(1\|2\|E\|DEF\|NDEF\|B\|NB\|IDNI\?\|DIFI\?\)\?\>:^\s*ELSE\>:^\s*ENDIF\>,'
+        \ .. '\(\<MACRO\>\|^\s*%\?\s*FORC\?\>\|^\s*REPEAT\>\|^\s*WHILE\):^\s*ENDM\>,'
+        \ .. '\<PROC\>:\<ENDP\>,'
+        \ .. '\<SEGMENT\>:\<ENDS\>'
+  let b:match_ignorecase = 1
+  let b:undo_ftplugin ..= " | unlet! b:match_ignorecase b:match_words"
+endif
+
 let &cpo = s:cpo_save
 unlet s:cpo_save
diff --git a/runtime/ftplugin/reva.vim b/runtime/ftplugin/reva.vim
index 05c8bc3..29ecab0 100644
--- a/runtime/ftplugin/reva.vim
+++ b/runtime/ftplugin/reva.vim
@@ -1,7 +1,7 @@
 " Vim ftplugin file
 " Language:	Reva Forth
 " Version:	7.1
-" Last Change:	2008/01/11
+" Last Change:	2022 Apr 27
 " Maintainer:	Ron Aaron <ron@ronware.org>
 " URL:		http://ronware.org/reva/
 " Filetypes:	*.rf *.frt 
@@ -23,3 +23,5 @@
 setlocal fo=tcrqol
 setlocal matchpairs+=\::;
 setlocal iskeyword=!,@,33-35,%,$,38-64,A-Z,91-96,a-z,123-126,128-255
+
+let b:undo_ftplugin = "setlocal sts< sw< com< fo< mps< isk<"
diff --git a/runtime/ftplugin/xslt.vim b/runtime/ftplugin/xslt.vim
index 9d2def1..47e78eb 100644
--- a/runtime/ftplugin/xslt.vim
+++ b/runtime/ftplugin/xslt.vim
@@ -1,18 +1,18 @@
 " Vim filetype plugin file
-" Language:	xslt
-"
-" This runtime file is looking for a new maintainer.
-"
-" Former maintainer:	Dan Sharp
-" Last Changed: 20 Jan 2009
+" Language:		XSLT
+" Maintainer:		Doug Kearns <dougkearns@gmail.com>
+" Previous Maintainer:	Dan Sharp
+" Last Change:		2022 Apr 25
 
-if exists("b:did_ftplugin") | finish | endif
+if exists("b:did_ftplugin")
+  finish
+endif
 
 runtime! ftplugin/xml.vim ftplugin/xml_*.vim ftplugin/xml/*.vim
 
 let b:did_ftplugin = 1
 
 " Change the :browse e filter to primarily show xsd-related files.
-if has("gui_win32") && exists("b:browsefilter")
-    let  b:browsefilter="XSLT Files (*.xsl,*.xslt)\t*.xsl;*.xslt\n" . b:browsefilter
+if (has("gui_win32") || has("gui_gtk")) && exists("b:browsefilter")
+  let b:browsefilter = "XSLT Files (*.xsl,*.xslt)\t*.xsl;*.xslt\n" . b:browsefilter
 endif
diff --git a/runtime/indent/fennel.vim b/runtime/indent/fennel.vim
new file mode 100644
index 0000000..e12aa18
--- /dev/null
+++ b/runtime/indent/fennel.vim
@@ -0,0 +1,12 @@
+" Vim indent file
+" Language:    Fennel
+" Maintainer:  Gregory Anders <greg[NOSPAM]@gpanders.com>
+" Last Change: 2022 Apr 20
+
+" Only load this indent file when no other was loaded.
+if exists("b:did_indent")
+  finish
+endif
+
+" Use the Lisp indenting
+runtime! indent/lisp.vim
diff --git a/runtime/indent/pov.vim b/runtime/indent/pov.vim
index f74c96b..60077ff 100644
--- a/runtime/indent/pov.vim
+++ b/runtime/indent/pov.vim
@@ -2,6 +2,7 @@
 " Language: PoV-Ray Scene Description Language
 " Maintainer: David Necas (Yeti) <yeti@physics.muni.cz>
 " Last Change: 2017 Jun 13
+"              2022 April: b:undo_indent added by Doug Kearns
 " URI: http://trific.ath.cx/Ftp/vim/indent/pov.vim
 
 " Only load this indent file when no other was loaded.
@@ -16,6 +17,8 @@
 setlocal indentexpr=GetPoVRayIndent()
 setlocal indentkeys+==else,=end,0]
 
+let b:undo_indent = "setl inde< indk< lisp<"
+
 " Only define the function once.
 if exists("*GetPoVRayIndent")
   finish
diff --git a/runtime/indent/tf.vim b/runtime/indent/tf.vim
index a980538..bb40bf6 100644
--- a/runtime/indent/tf.vim
+++ b/runtime/indent/tf.vim
@@ -2,7 +2,7 @@
 " Language:     tf (TinyFugue)
 " Maintainer:   Christian J. Robinson <heptite@gmail.com>
 " URL:          http://www.vim.org/scripts/script.php?script_id=174
-" Last Change:  2017 Feb 25 
+" Last Change:  2022 Apr 25
 
 " Only load this indent file when no other was loaded.
 if exists("b:did_indent")
@@ -14,6 +14,8 @@
 setlocal indentkeys-=0{,0} indentkeys-=0# indentkeys-=:
 setlocal indentkeys+==/endif,=/then,=/else,=/done,0;
 
+let b:undo_indent = "setlocal indentexpr< indentkeys<"
+
 " Only define the function once:
 if exists("*GetTFIndent")
   finish
diff --git a/runtime/indent/tilde.vim b/runtime/indent/tilde.vim
index e722a09..8658035 100644
--- a/runtime/indent/tilde.vim
+++ b/runtime/indent/tilde.vim
@@ -1,7 +1,8 @@
 "Description: Indent scheme for the tilde weblanguage
-"Author: Tobias Rundström <tobi@tobi.nu>
+"Author: Tobias Rundström <tobi@tobi.nu> (Invalid email address)
 "URL: http://tilde.tildesoftware.net
 "Last Change: May  8 09:15:09 CEST 2002
+"	      2022 April: b:undo_indent added by Doug Kearns
 
 if exists ("b:did_indent")
 	finish
@@ -13,6 +14,8 @@
 setlocal indentexpr=GetTildeIndent(v:lnum)
 setlocal indentkeys=o,O,)
 
+let b:undo_indent = "setl ai< inde< indk<"
+
 if exists("*GetTildeIndent")
 	finish
 endif
diff --git a/runtime/indent/treetop.vim b/runtime/indent/treetop.vim
index 42ec1c8..6c39c69 100644
--- a/runtime/indent/treetop.vim
+++ b/runtime/indent/treetop.vim
@@ -1,7 +1,8 @@
 " Vim indent file
-" Language:             Treetop
-" Previous Maintainer:  Nikolai Weibull <now@bitwi.se>
-" Latest Revision:      2011-03-14
+" Language:		Treetop
+" Maintainer:		Doug Kearns <dougkearns@gmail.com>
+" Previous Maintainer:	Nikolai Weibull <now@bitwi.se>
+" Last Change:		2022 April 25
 
 if exists("b:did_indent")
   finish
@@ -12,6 +13,8 @@
 setlocal indentkeys=0{,0},!^F,o,O,=end
 setlocal nosmartindent
 
+let b:undo_indent = "setl inde< indk< si<"
+
 if exists("*GetTreetopIndent")
   finish
 endif
diff --git a/runtime/indent/xf86conf.vim b/runtime/indent/xf86conf.vim
index 5a8bc0f..834eb00 100644
--- a/runtime/indent/xf86conf.vim
+++ b/runtime/indent/xf86conf.vim
@@ -1,7 +1,8 @@
 " Vim indent file
-" Language:             XFree86 Configuration File
-" Previous Maintainer:  Nikolai Weibull <now@bitwi.se>
-" Latest Revision:      2006-12-20
+" Language:		XFree86 Configuration File
+" Maintainer:		Doug Kearns <dougkearns@gmail.com>
+" Previous Maintainer:	Nikolai Weibull <now@bitwi.se>
+" Last Change:		2022 April 25
 
 if exists("b:did_indent")
   finish
@@ -12,6 +13,8 @@
 setlocal indentkeys=!^F,o,O,=End
 setlocal nosmartindent
 
+let b:undo_indent = "setl inde< indk< si<"
+
 if exists("*GetXF86ConfIndent")
   finish
 endif
diff --git a/runtime/indent/xinetd.vim b/runtime/indent/xinetd.vim
index 977ee3d..21000b7 100644
--- a/runtime/indent/xinetd.vim
+++ b/runtime/indent/xinetd.vim
@@ -1,7 +1,8 @@
 " Vim indent file
-" Language:             xinetd.conf(5) configuration file
-" Previous Maintainer:  Nikolai Weibull <now@bitwi.se>
-" Latest Revision:      2006-12-20
+" Language:		xinetd.conf(5) configuration file
+" Maintainer:		Doug Kearns <dougkearns@gmail.com>
+" Previous Maintainer:	Nikolai Weibull <now@bitwi.se>
+" Last Change:		2022 April 25
 
 if exists("b:did_indent")
   finish
@@ -12,6 +13,8 @@
 setlocal indentkeys=0{,0},!^F,o,O
 setlocal nosmartindent
 
+let b:undo_indent = "setl inde< indk< si<"
+
 if exists("*GetXinetdIndent")
   finish
 endif
diff --git a/runtime/indent/yacc.vim b/runtime/indent/yacc.vim
index 01ad4fc..253ccc5 100644
--- a/runtime/indent/yacc.vim
+++ b/runtime/indent/yacc.vim
@@ -1,7 +1,8 @@
 " Vim indent file
-" Language:             YACC input file
-" Previous Maintainer:  Nikolai Weibull <now@bitwi.se>
-" Latest Revision:      2006-12-20
+" Language:		YACC input file
+" Maintainer:		Doug Kearns <dougkearns@gmail.com>
+" Previous Maintainer:	Nikolai Weibull <now@bitwi.se>
+" Last Change:		2022 April 25
 
 " Only load this indent file when no other was loaded.
 if exists("b:did_indent")
@@ -14,6 +15,8 @@
 setlocal indentkeys=!^F,o,O
 setlocal nosmartindent
 
+let b:undo_indent = "setl inde< indk< si<"
+
 " Only define the function once.
 if exists("*GetYaccIndent")
   finish
diff --git a/runtime/syntax/apache.vim b/runtime/syntax/apache.vim
index dd18aa6..e73045e 100644
--- a/runtime/syntax/apache.vim
+++ b/runtime/syntax/apache.vim
@@ -3,7 +3,7 @@
 " Maintainer: David Necas (Yeti) <yeti@physics.muni.cz>
 " License: This file can be redistribued and/or modified under the same terms
 "		as Vim itself.
-" Last Change: 2020 Oct 07
+" Last Change: 2022 Apr 25
 " Notes: Last synced with apache-2.2.3, version 1.x is no longer supported
 " TODO: see particular FIXME's scattered through the file
 "		make it really linewise?
@@ -46,6 +46,7 @@
 syn keyword apacheMethodOption BASELINE-CONTROL CHECKIN CHECKOUT LABEL MERGE MKACTIVITY MKWORKSPACE REPORT UNCHECKOUT UPDATE VERSION-CONTROL contained
 syn case ignore
 syn match apacheSection "<\/\=\(Directory\|DirectoryMatch\|Files\|FilesMatch\|IfModule\|IfDefine\|Location\|LocationMatch\|VirtualHost\)[^>]*>" contains=apacheAnything
+syn match apacheSection "<\/\=\(RequireAll\|RequireAny\|RequireNone\)>" contains=apacheAnything
 syn match apacheLimitSection "<\/\=\(Limit\|LimitExcept\)[^>]*>" contains=apacheLimitSectionKeyword,apacheMethodOption,apacheError
 syn keyword apacheLimitSectionKeyword Limit LimitExcept contained
 syn match apacheAuthType "AuthType\s.*$" contains=apacheAuthTypeValue
diff --git a/runtime/syntax/c.vim b/runtime/syntax/c.vim
index 2dc21f0..890e9ae 100644
--- a/runtime/syntax/c.vim
+++ b/runtime/syntax/c.vim
@@ -1,7 +1,7 @@
 " Vim syntax file
 " Language:	C
 " Maintainer:	Bram Moolenaar <Bram@vim.org>
-" Last Change:	2022 Mar 17
+" Last Change:	2022 Apr 24
 
 " Quit when a (custom) syntax file was already loaded
 if exists("b:current_syntax")
@@ -11,7 +11,7 @@
 let s:cpo_save = &cpo
 set cpo&vim
 
-let s:ft = matchstr(&ft, '^\([^.]\)\+')
+let s:ft = matchstr(&ft, '^\%([^.]\)\+')
 
 " check if this was included from cpp.vim
 let s:in_cpp_family = exists("b:filetype_in_cpp_family")
@@ -42,17 +42,17 @@
 
 " String and Character constants
 " Highlight special characters (those which have a backslash) differently
-syn match	cSpecial	display contained "\\\(x\x\+\|\o\{1,3}\|.\|$\)"
+syn match	cSpecial	display contained "\\\%(x\x\+\|\o\{1,3}\|.\|$\)"
 if !exists("c_no_utf")
-  syn match	cSpecial	display contained "\\\(u\x\{4}\|U\x\{8}\)"
+  syn match	cSpecial	display contained "\\\%(u\x\{4}\|U\x\{8}\)"
 endif
 
 if !exists("c_no_cformat")
   " Highlight % items in strings.
   if !exists("c_no_c99") " ISO C99
-    syn match	cFormat		display "%\(\d\+\$\)\=[-+' #0*]*\(\d*\|\*\|\*\d\+\$\)\(\.\(\d*\|\*\|\*\d\+\$\)\)\=\([hlLjzt]\|ll\|hh\)\=\([aAbdiuoxXDOUfFeEgGcCsSpn]\|\[\^\=.[^]]*\]\)" contained
+    syn match	cFormat		display "%\%(\d\+\$\)\=[-+' #0*]*\%(\d*\|\*\|\*\d\+\$\)\%(\.\%(\d*\|\*\|\*\d\+\$\)\)\=\%([hlLjzt]\|ll\|hh\)\=\%([aAbdiuoxXDOUfFeEgGcCsSpn]\|\[\^\=.[^]]*\]\)" contained
   else
-    syn match	cFormat		display "%\(\d\+\$\)\=[-+' #0*]*\(\d*\|\*\|\*\d\+\$\)\(\.\(\d*\|\*\|\*\d\+\$\)\)\=\([hlL]\|ll\)\=\([bdiuoxXDOUfeEgGcCsSpn]\|\[\^\=.[^]]*\]\)" contained
+    syn match	cFormat		display "%\%(\d\+\$\)\=[-+' #0*]*\%(\d*\|\*\|\*\d\+\$\)\%(\.\%(\d*\|\*\|\*\d\+\$\)\)\=\%([hlL]\|ll\)\=\%([bdiuoxXDOUfeEgGcCsSpn]\|\[\^\=.[^]]*\]\)" contained
   endif
   syn match	cFormat		display "%%" contained
 endif
@@ -60,8 +60,8 @@
 " cCppString: same as cString, but ends at end of line
 if s:in_cpp_family && !exists("cpp_no_cpp11") && !exists("c_no_cformat")
   " ISO C++11
-  syn region	cString		start=+\(L\|u\|u8\|U\|R\|LR\|u8R\|uR\|UR\)\="+ skip=+\\\\\|\\"+ end=+"+ contains=cSpecial,cFormat,@Spell extend
-  syn region 	cCppString	start=+\(L\|u\|u8\|U\|R\|LR\|u8R\|uR\|UR\)\="+ skip=+\\\\\|\\"\|\\$+ excludenl end=+"+ end='$' contains=cSpecial,cFormat,@Spell
+  syn region	cString		start=+\%(L\|u\|u8\|U\|R\|LR\|u8R\|uR\|UR\)\="+ skip=+\\\\\|\\"+ end=+"+ contains=cSpecial,cFormat,@Spell extend
+  syn region 	cCppString	start=+\%(L\|u\|u8\|U\|R\|LR\|u8R\|uR\|UR\)\="+ skip=+\\\\\|\\"\|\\$+ excludenl end=+"+ end='$' contains=cSpecial,cFormat,@Spell
 elseif s:ft ==# "c" && !exists("c_no_c11") && !exists("c_no_cformat")
   " ISO C99
   syn region	cString		start=+\%(L\|U\|u8\)\="+ skip=+\\\\\|\\"+ end=+"+ contains=cSpecial,cFormat,@Spell extend
@@ -73,7 +73,7 @@
   syn region	cCppString	start=+L\="+ skip=+\\\\\|\\"\|\\$+ excludenl end=+"+ end='$' contains=cSpecial,cFormat,@Spell
 endif
 
-syn region	cCppSkip	contained start="^\s*\(%:\|#\)\s*\(if\>\|ifdef\>\|ifndef\>\)" skip="\\$" end="^\s*\(%:\|#\)\s*endif\>" contains=cSpaceError,cCppSkip
+syn region	cCppSkip	contained start="^\s*\%(%:\|#\)\s*\%(if\>\|ifdef\>\|ifndef\>\)" skip="\\$" end="^\s*\%(%:\|#\)\s*endif\>" contains=cSpaceError,cCppSkip
 
 syn cluster	cStringGroup	contains=cCppString,cCppSkip
 
@@ -190,16 +190,16 @@
 syn match	cNumbers	display transparent "\<\d\|\.\d" contains=cNumber,cFloat,cOctalError,cOctal
 " Same, but without octal error (for comments)
 syn match	cNumbersCom	display contained transparent "\<\d\|\.\d" contains=cNumber,cFloat,cOctal
-syn match	cNumber		display contained "\d\+\(u\=l\{0,2}\|ll\=u\)\>"
+syn match	cNumber		display contained "\d\+\%(u\=l\{0,2}\|ll\=u\)\>"
 "hex number
-syn match	cNumber		display contained "0x\x\+\(u\=l\{0,2}\|ll\=u\)\>"
+syn match	cNumber		display contained "0x\x\+\%(u\=l\{0,2}\|ll\=u\)\>"
 " Flag the first zero of an octal number as something special
-syn match	cOctal		display contained "0\o\+\(u\=l\{0,2}\|ll\=u\)\>" contains=cOctalZero
+syn match	cOctal		display contained "0\o\+\%(u\=l\{0,2}\|ll\=u\)\>" contains=cOctalZero
 syn match	cOctalZero	display contained "\<0"
 "floating point number, with dot, optional exponent
-syn match	cFloat		display contained "\d\+\.\d*\(e[-+]\=\d\+\)\=[fl]\="
+syn match	cFloat		display contained "\d\+\.\d*\%(e[-+]\=\d\+\)\=[fl]\="
 "floating point number, starting with a dot, optional exponent
-syn match	cFloat		display contained "\.\d\+\(e[-+]\=\d\+\)\=[fl]\=\>"
+syn match	cFloat		display contained "\.\d\+\%(e[-+]\=\d\+\)\=[fl]\=\>"
 "floating point number, without dot, with exponent
 syn match	cFloat		display contained "\d\+e[-+]\=\d\+[fl]\=\>"
 if !exists("c_no_c99")
@@ -219,7 +219,7 @@
   " need to use a special type of cString: cCommentString, which also ends on
   " "*/", and sees a "*" at the start of the line as comment again.
   " Unfortunately this doesn't very well work for // type of comments :-(
-  syn match	cCommentSkip	contained "^\s*\*\($\|\s\+\)"
+  syn match	cCommentSkip	contained "^\s*\*\%($\|\s\+\)"
   syn region cCommentString	contained start=+L\=\\\@<!"+ skip=+\\\\\|\\"+ end=+"+ end=+\*/+me=s-1 contains=cSpecial,cCommentSkip
   syn region cComment2String	contained start=+L\=\\\@<!"+ skip=+\\\\\|\\"+ end=+"+ end="$" contains=cSpecial
   syn region  cCommentL	start="//" skip="\\$" end="$" keepend contains=@cCommentGroup,cComment2String,cCharacter,cNumbersCom,cSpaceError,cWrongComTail,@Spell
@@ -376,36 +376,36 @@
 endif
 
 " Accept %: for # (C99)
-syn region	cPreCondit	start="^\s*\zs\(%:\|#\)\s*\(if\|ifdef\|ifndef\|elif\)\>" skip="\\$" end="$" keepend contains=cComment,cCommentL,cCppString,cCharacter,cCppParen,cParenError,cNumbers,cCommentError,cSpaceError
-syn match	cPreConditMatch	display "^\s*\zs\(%:\|#\)\s*\(else\|endif\)\>"
+syn region	cPreCondit	start="^\s*\zs\%(%:\|#\)\s*\%(if\|ifdef\|ifndef\|elif\)\>" skip="\\$" end="$" keepend contains=cComment,cCommentL,cCppString,cCharacter,cCppParen,cParenError,cNumbers,cCommentError,cSpaceError
+syn match	cPreConditMatch	display "^\s*\zs\%(%:\|#\)\s*\%(else\|endif\)\>"
 if !exists("c_no_if0")
   syn cluster	cCppOutInGroup	contains=cCppInIf,cCppInElse,cCppInElse2,cCppOutIf,cCppOutIf2,cCppOutElse,cCppInSkip,cCppOutSkip
-  syn region	cCppOutWrapper	start="^\s*\zs\(%:\|#\)\s*if\s\+0\+\s*\($\|//\|/\*\|&\)" end=".\@=\|$" contains=cCppOutIf,cCppOutElse,@NoSpell fold
-  syn region	cCppOutIf	contained start="0\+" matchgroup=cCppOutWrapper end="^\s*\(%:\|#\)\s*endif\>" contains=cCppOutIf2,cCppOutElse
+  syn region	cCppOutWrapper	start="^\s*\zs\%(%:\|#\)\s*if\s\+0\+\s*\%($\|//\|/\*\|&\)" end=".\@=\|$" contains=cCppOutIf,cCppOutElse,@NoSpell fold
+  syn region	cCppOutIf	contained start="0\+" matchgroup=cCppOutWrapper end="^\s*\%(%:\|#\)\s*endif\>" contains=cCppOutIf2,cCppOutElse
   if !exists("c_no_if0_fold")
-    syn region	cCppOutIf2	contained matchgroup=cCppOutWrapper start="0\+" end="^\s*\(%:\|#\)\s*\(else\>\|elif\s\+\(0\+\s*\($\|//\|/\*\|&\)\)\@!\|endif\>\)"me=s-1 contains=cSpaceError,cCppOutSkip,@Spell fold
+    syn region	cCppOutIf2	contained matchgroup=cCppOutWrapper start="0\+" end="^\s*\%(%:\|#\)\s*\%(else\>\|elif\s\+\%(0\+\s*\%($\|//\|/\*\|&\)\)\@!\|endif\>\)"me=s-1 contains=cSpaceError,cCppOutSkip,@Spell fold
   else
-    syn region	cCppOutIf2	contained matchgroup=cCppOutWrapper start="0\+" end="^\s*\(%:\|#\)\s*\(else\>\|elif\s\+\(0\+\s*\($\|//\|/\*\|&\)\)\@!\|endif\>\)"me=s-1 contains=cSpaceError,cCppOutSkip,@Spell
+    syn region	cCppOutIf2	contained matchgroup=cCppOutWrapper start="0\+" end="^\s*\%(%:\|#\)\s*\%(else\>\|elif\s\+\%(0\+\s*\%($\|//\|/\*\|&\)\)\@!\|endif\>\)"me=s-1 contains=cSpaceError,cCppOutSkip,@Spell
   endif
-  syn region	cCppOutElse	contained matchgroup=cCppOutWrapper start="^\s*\(%:\|#\)\s*\(else\|elif\)" end="^\s*\(%:\|#\)\s*endif\>"me=s-1 contains=TOP,cPreCondit
-  syn region	cCppInWrapper	start="^\s*\zs\(%:\|#\)\s*if\s\+0*[1-9]\d*\s*\($\|//\|/\*\||\)" end=".\@=\|$" contains=cCppInIf,cCppInElse fold
-  syn region	cCppInIf	contained matchgroup=cCppInWrapper start="\d\+" end="^\s*\(%:\|#\)\s*endif\>" contains=TOP,cPreCondit
+  syn region	cCppOutElse	contained matchgroup=cCppOutWrapper start="^\s*\%(%:\|#\)\s*\%(else\|elif\)" end="^\s*\%(%:\|#\)\s*endif\>"me=s-1 contains=TOP,cPreCondit
+  syn region	cCppInWrapper	start="^\s*\zs\%(%:\|#\)\s*if\s\+0*[1-9]\d*\s*\%($\|//\|/\*\||\)" end=".\@=\|$" contains=cCppInIf,cCppInElse fold
+  syn region	cCppInIf	contained matchgroup=cCppInWrapper start="\d\+" end="^\s*\%(%:\|#\)\s*endif\>" contains=TOP,cPreCondit
   if !exists("c_no_if0_fold")
-    syn region	cCppInElse	contained start="^\s*\(%:\|#\)\s*\(else\>\|elif\s\+\(0*[1-9]\d*\s*\($\|//\|/\*\||\)\)\@!\)" end=".\@=\|$" containedin=cCppInIf contains=cCppInElse2 fold
+    syn region	cCppInElse	contained start="^\s*\%(%:\|#\)\s*\%(else\>\|elif\s\+\%(0*[1-9]\d*\s*\%($\|//\|/\*\||\)\)\@!\)" end=".\@=\|$" containedin=cCppInIf contains=cCppInElse2 fold
   else
-    syn region	cCppInElse	contained start="^\s*\(%:\|#\)\s*\(else\>\|elif\s\+\(0*[1-9]\d*\s*\($\|//\|/\*\||\)\)\@!\)" end=".\@=\|$" containedin=cCppInIf contains=cCppInElse2
+    syn region	cCppInElse	contained start="^\s*\%(%:\|#\)\s*\%(else\>\|elif\s\+\%(0*[1-9]\d*\s*\%($\|//\|/\*\||\)\)\@!\)" end=".\@=\|$" containedin=cCppInIf contains=cCppInElse2
   endif
-  syn region	cCppInElse2	contained matchgroup=cCppInWrapper start="^\s*\(%:\|#\)\s*\(else\|elif\)\([^/]\|/[^/*]\)*" end="^\s*\(%:\|#\)\s*endif\>"me=s-1 contains=cSpaceError,cCppOutSkip,@Spell
-  syn region	cCppOutSkip	contained start="^\s*\(%:\|#\)\s*\(if\>\|ifdef\>\|ifndef\>\)" skip="\\$" end="^\s*\(%:\|#\)\s*endif\>" contains=cSpaceError,cCppOutSkip
-  syn region	cCppInSkip	contained matchgroup=cCppInWrapper start="^\s*\(%:\|#\)\s*\(if\s\+\(\d\+\s*\($\|//\|/\*\||\|&\)\)\@!\|ifdef\>\|ifndef\>\)" skip="\\$" end="^\s*\(%:\|#\)\s*endif\>" containedin=cCppOutElse,cCppInIf,cCppInSkip contains=TOP,cPreProc
+  syn region	cCppInElse2	contained matchgroup=cCppInWrapper start="^\s*\%(%:\|#\)\s*\%(else\|elif\)\%([^/]\|/[^/*]\)*" end="^\s*\%(%:\|#\)\s*endif\>"me=s-1 contains=cSpaceError,cCppOutSkip,@Spell
+  syn region	cCppOutSkip	contained start="^\s*\%(%:\|#\)\s*\%(if\>\|ifdef\>\|ifndef\>\)" skip="\\$" end="^\s*\%(%:\|#\)\s*endif\>" contains=cSpaceError,cCppOutSkip
+  syn region	cCppInSkip	contained matchgroup=cCppInWrapper start="^\s*\%(%:\|#\)\s*\%(if\s\+\%(\d\+\s*\%($\|//\|/\*\||\|&\)\)\@!\|ifdef\>\|ifndef\>\)" skip="\\$" end="^\s*\%(%:\|#\)\s*endif\>" containedin=cCppOutElse,cCppInIf,cCppInSkip contains=TOP,cPreProc
 endif
 syn region	cIncluded	display contained start=+"+ skip=+\\\\\|\\"+ end=+"+
 syn match	cIncluded	display contained "<[^>]*>"
-syn match	cInclude	display "^\s*\zs\(%:\|#\)\s*include\>\s*["<]" contains=cIncluded
+syn match	cInclude	display "^\s*\zs\%(%:\|#\)\s*include\>\s*["<]" contains=cIncluded
 "syn match cLineSkip	"\\$"
 syn cluster	cPreProcGroup	contains=cPreCondit,cIncluded,cInclude,cDefine,cErrInParen,cErrInBracket,cUserLabel,cSpecial,cOctalZero,cCppOutWrapper,cCppInWrapper,@cCppOutInGroup,cFormat,cNumber,cFloat,cOctal,cOctalError,cNumbersCom,cString,cCommentSkip,cCommentString,cComment2String,@cCommentGroup,cCommentStartError,cParen,cBracket,cMulti,cBadBlock
-syn region	cDefine		start="^\s*\zs\(%:\|#\)\s*\(define\|undef\)\>" skip="\\$" end="$" keepend contains=ALLBUT,@cPreProcGroup,@Spell
-syn region	cPreProc	start="^\s*\zs\(%:\|#\)\s*\(pragma\>\|line\>\|warning\>\|warn\>\|error\>\)" skip="\\$" end="$" keepend contains=ALLBUT,@cPreProcGroup,@Spell
+syn region	cDefine		start="^\s*\zs\%(%:\|#\)\s*\%(define\|undef\)\>" skip="\\$" end="$" keepend contains=ALLBUT,@cPreProcGroup,@Spell
+syn region	cPreProc	start="^\s*\zs\%(%:\|#\)\s*\%(pragma\>\|line\>\|warning\>\|warn\>\|error\>\)" skip="\\$" end="$" keepend contains=ALLBUT,@cPreProcGroup,@Spell
 
 " Optional embedded Autodoc parsing
 if exists("c_autodoc")
diff --git a/runtime/syntax/chordpro.vim b/runtime/syntax/chordpro.vim
index 5ccec26..41a0a1e 100644
--- a/runtime/syntax/chordpro.vim
+++ b/runtime/syntax/chordpro.vim
@@ -1,8 +1,7 @@
 " Vim syntax file
-" Language:     ChordPro (v. 3.6.2)
+" Language:     ChordPro 6 (https://www.chordpro.org)
 " Maintainer:   Niels Bo Andersen <niels@niboan.dk>
-" Last Change:	2006 Apr 30
-" Remark:       Requires VIM version 6.00 or greater
+" Last Change:  2022-04-15
 
 " Quit when a syntax file was already loaded
 if exists("b:current_syntax")
@@ -12,54 +11,161 @@
 let s:cpo_save = &cpo
 set cpo&vim
 
-setlocal iskeyword+=-
-
 syn case ignore
 
-syn keyword chordproDirective contained
-  \ start_of_chorus soc end_of_chorus eoc new_song ns no_grid ng grid g
-  \ new_page np new_physical_page npp start_of_tab sot end_of_tab eot
-  \ column_break colb
+" Include embedded abc syntax
+syn include @Abc syntax/abc.vim
 
-syn keyword chordproDirWithOpt contained
-  \ comment c comment_italic ci comment_box cb title t subtitle st define
-  \ textfont textsize chordfont chordsize columns col
+" Lilypond and Pango syntaxes could be embedded as well, but they are not
+" available in the distribution.
 
-syn keyword chordproDefineKeyword contained base-fret frets
+" Directives without arguments
+syn keyword chordproDirective contained nextgroup=chordproConditional
+  \ new_song ns
+  \ start_of_chorus soc
+  \ chorus
+  \ start_of_verse sov
+  \ start_of_bridge sob
+  \ start_of_tab sot
+  \ start_of_grid sog
+  \ start_of_abc
+  \ start_of_ly
+  \ end_of_chorus eoc
+  \ end_of_verse eov
+  \ end_of_bridge eob
+  \ end_of_tab eot
+  \ end_of_grid eog
+  \ end_of_abc
+  \ end_of_ly
+  \ new_page np
+  \ new_physical_page npp
+  \ column_break cb
+  \ grid g
+  \ no_grid ng
+  \ transpose
+  \ chordfont cf chordsize cs chordcolour
+  \ footerfont footersize footercolour
+  \ gridfont gridsize gridcolour
+  \ tabfont tabsize tabcolour
+  \ tocfont tocsize toccolour
+  \ textfont tf textsize ts textcolour
+  \ titlefont titlesize titlecolour
 
-syn match chordproDirMatch /{\w*}/ contains=chordproDirective contained transparent
-syn match chordproDirOptMatch /{\w*:/ contains=chordproDirWithOpt contained transparent
+" Directives with arguments. Some directives are in both groups, as they can
+" be used both with and without arguments
+syn keyword chordproDirWithArg contained nextgroup=chordproConditional
+  \ title t
+  \ subtitle st
+  \ sorttitle
+  \ artist
+  \ composer
+  \ lyricist
+  \ arranger
+  \ copyright
+  \ album
+  \ year
+  \ key
+  \ time
+  \ tempo
+  \ duration
+  \ capo
+  \ comment c
+  \ highlight
+  \ comment_italic ci
+  \ comment_box cb
+  \ image
+  \ start_of_chorus soc
+  \ chorus
+  \ start_of_verse sov
+  \ start_of_bridge sob
+  \ start_of_tab sot
+  \ start_of_grid sog
+  \ start_of_abc
+  \ start_of_ly
+  \ define
+  \ chord
+  \ transpose
+  \ chordfont cf chordsize cs chordcolour
+  \ footerfont footersize footercolour
+  \ gridfont gridsize gridcolour
+  \ tabfont tabsize tabcolour
+  \ tocfont tocsize toccolour
+  \ textfont tf textsize ts textcolour
+  \ titlefont titlesize titlecolour
+  \ pagetype
+  \ titles
+  \ columns col
 
-" Workaround for a bug in VIM 6, which causes incorrect coloring of the first {
-if version < 700
-  syn region chordproOptions start=/{\w*:/ end=/}/ contains=chordproDirOptMatch contained transparent
-  syn region chordproOptions start=/{define:/ end=/}/ contains=chordproDirOptMatch, chordproDefineKeyword contained transparent
-else
-  syn region chordproOptions start=/{\w*:/hs=e+1 end=/}/he=s-1 contains=chordproDirOptMatch contained
-  syn region chordproOptions start=/{define:/hs=e+1 end=/}/he=s-1 contains=chordproDirOptMatch, chordproDefineKeyword contained
-endif
+syn keyword chordproMetaKeyword contained meta
+syn keyword chordproMetadata contained title sorttitle subtitle artist composer lyricist arranger copyright album year key time tempo duration capo
+syn keyword chordproStandardMetadata contained songindex page pages pagerange today tuning instrument user
+syn match chordproStandardMetadata /instrument\.type/ contained
+syn match chordproStandardMetadata /instrument\.description/ contained
+syn match chordproStandardMetadata /user\.name/ contained
+syn match chordproStandardMetadata /user\.fullname/ contained
 
-syn region chordproTag start=/{/ end=/}/ contains=chordproDirMatch,chordproOptions oneline
+syn keyword chordproDefineKeyword contained frets fingers
+syn match chordproDefineKeyword /base-fret/ contained
+
+syn match chordproArgumentsNumber /\d\+/ contained
+
+syn match chordproCustom /x_\w\+/ contained
+
+syn match chordproDirMatch /{\w\+\(-\w\+\)\?}/ contains=chordproDirective contained transparent
+syn match chordproDirArgMatch /{\w\+\(-\w\+\)\?[: ]/ contains=chordproDirWithArg contained transparent
+syn match chordproMetaMatch /{meta\(-\w\+\)\?[: ]\+\w\+/ contains=chordproMetaKeyword,chordproMetadata contained transparent
+syn match chordproCustomMatch /{x_\w\+\(-\w\+\)\?[: ]/ contains=chordproCustom contained transparent
+
+syn match chordproConditional /-\w\+/ contained
+
+syn match chordproMetaDataOperator /[=|]/ contained
+syn match chordproMetaDataValue /%{\w*/ contains=chordproMetaData,chordproStandardMetadata contained transparent
+" Handles nested metadata tags, but the end of the containing chordproTag is
+" not highlighted correctly, if there are more than two levels of nesting
+syn region chordproMetaDataTag start=/%{\w*/ skip=/%{[^}]*}/ end=/}/ contains=chordproMetaDataValue,chordproMetaDataOperator,chordproMetadataTag contained
+
+syn region chordproArguments start=/{\w\+\(-\w\+\)\?[: ]/hs=e+1 skip=/%{[^}]*}/ end=/}/he=s-1 contains=chordproDirArgMatch,chordproArgumentsNumber,chordproMetaDataTag contained
+syn region chordproArguments start=/{\(define\|chord\)\(-\w\+\)\?[: ]/hs=e+1 end=/}/he=s-1 contains=chordproDirArgMatch,chordproDefineKeyword,chordproArgumentsNumber contained
+syn region chordproArguments start=/{meta\(-\w\+\)\?[: ]/hs=e+1 skip=/%{[^}]*}/ end=/}/he=s-1 contains=chordproMetaMatch,chordproMetaDataTag contained
+syn region chordproArguments start=/{x_\w\+\(-\w\+\)\?[: ]/hs=e+1 end=/}/he=s-1 contains=chordproCustomMatch contained
+
+syn region chordproTag start=/{/ skip=/%{[^}]*}/ end=/}/ contains=chordproDirMatch,chordproArguments oneline
 
 syn region chordproChord matchgroup=chordproBracket start=/\[/ end=/]/ oneline
 
-syn region chordproTab start=/{start_of_tab}\|{sot}/hs=e+1 end=/{end_of_tab}\|{eot}/he=s-1 contains=chordproTag,chordproComment keepend
+syn region chordproAnnotation matchgroup=chordproBracket start=/\[\*/ end=/]/ oneline
 
-syn region chordproChorus start=/{start_of_chorus}\|{soc}/hs=e+1 end=/{end_of_chorus}\|{eoc}/he=s-1 contains=chordproTag,chordproChord,chordproComment keepend
+syn region chordproTab start=/{start_of_tab\(-\w\+\)\?\([: ].\+\)\?}\|{sot\(-\w\+\)\?\([: ].\+\)\?}/hs=e+1 end=/{end_of_tab}\|{eot}/me=s-1 contains=chordproTag,chordproComment keepend
+
+syn region chordproChorus start=/{start_of_chorus\(-\w\+\)\?\([: ].\+\)\?}\|{soc\(-\w\+\)\?\([: ].\+\)\?}/hs=e+1 end=/{end_of_chorus}\|{eoc}/me=s-1 contains=chordproTag,chordproChord,chordproAnnotation,chordproComment keepend
+
+syn region chordproBridge start=/{start_of_bridge\(-\w\+\)\?\([: ].\+\)\?}\|{sob\(-\w\+\)\?\([: ].\+\)\?}/hs=e+1 end=/{end_of_bridge}\|{eob}/me=s-1 contains=chordproTag,chordproChord,chordproAnnotation,chordproComment keepend
+
+syn region chordproAbc start=/{start_of_abc\(-\w\+\)\?\([: ].\+\)\?}/hs=e+1 end=/{end_of_abc}/me=s-1 contains=chordproTag,@Abc keepend
 
 syn match chordproComment /^#.*/
 
 " Define the default highlighting.
 hi def link chordproDirective Statement
-hi def link chordproDirWithOpt Statement
-hi def link chordproOptions Special
+hi def link chordproDirWithArg Statement
+hi def link chordproConditional Statement
+hi def link chordproCustom Statement
+hi def link chordproMetaKeyword Statement
+hi def link chordproMetaDataOperator Operator
+hi def link chordproMetaDataTag Function
+hi def link chordproArguments Special
+hi def link chordproArgumentsNumber Number
 hi def link chordproChord Type
+hi def link chordproAnnotation Identifier
 hi def link chordproTag Constant
 hi def link chordproTab PreProc
 hi def link chordproComment Comment
 hi def link chordproBracket Constant
-hi def link chordproDefineKeyword Type
+hi def link chordproDefineKeyword Identifier
+hi def link chordproMetadata Identifier
+hi def link chordproStandardMetadata Identifier
 hi def chordproChorus term=bold cterm=bold gui=bold
+hi def chordproBridge term=italic cterm=italic gui=italic
 
 let b:current_syntax = "chordpro"
 
diff --git a/runtime/syntax/masm.vim b/runtime/syntax/masm.vim
index c3b2a9b..3be0fd4 100644
--- a/runtime/syntax/masm.vim
+++ b/runtime/syntax/masm.vim
@@ -2,7 +2,7 @@
 " Language:	Microsoft Macro Assembler (80x86)
 " Orig Author:	Rob Brady <robb@datatone.com>
 " Maintainer:	Wu Yongwei <wuyongwei@gmail.com>
-" Last Change:	2020-05-09 22:55:38 +0800
+" Last Change:	2022-04-24 20:07:04 +0800
 
 " Quit when a syntax file was already loaded
 if exists("b:current_syntax")
@@ -68,6 +68,7 @@
 syn keyword masmType		PTR NEAR FAR NEAR16 FAR16 NEAR32 FAR32
 syn keyword masmType		REAL4 REAL8 REAL10 BYTE SBYTE TBYTE
 syn keyword masmType		WORD DWORD QWORD FWORD SWORD SDWORD
+syn keyword masmType		SQWORD OWORD MMWORD XMMWORD YMMWORD
 syn keyword masmOperator	AND NOT OR SHL SHR XOR MOD DUP
 syn keyword masmOperator	EQ GE GT LE LT NE
 syn keyword masmOperator	LROFFSET SEG LENGTH LENGTHOF SIZE SIZEOF
diff --git a/runtime/syntax/plsql.vim b/runtime/syntax/plsql.vim
index 1868c9c..0ac53d0 100644
--- a/runtime/syntax/plsql.vim
+++ b/runtime/syntax/plsql.vim
@@ -1,19 +1,46 @@
 " Vim syntax file
-" Language: Oracle Procedureal SQL (PL/SQL)
-" Maintainer: Jeff Lanzarotta (jefflanzarotta at yahoo dot com)
-" Original Maintainer: C. Laurence Gonsalves (clgonsal@kami.com)
-" URL: http://lanzarotta.tripod.com/vim/syntax/plsql.vim.zip
-" Last Change: September 18, 2002
-" History: Geoff Evans & Bill Pribyl (bill at plnet dot org)
-"		Added 9i keywords.
-"	   Austin Ziegler (austin at halostatue dot ca)
-"		Added 8i+ features.
+" Language: Oracle Procedural SQL (PL/SQL)
+" Maintainer: Lee Lindley (lee dot lindley at gmail dot com)
+" Previous Maintainer: Jeff Lanzarotta (jefflanzarotta at yahoo dot com)
+" Previous Maintainer: C. Laurence Gonsalves (clgonsal@kami.com)
+" URL: https://github.com/lee-lindley/vim_plsql_syntax
+" Last Change: April 25, 2022   
+" History  Lee Lindley (lee dot lindley at gmail dot com)
+"               updated to 19c keywords. refined quoting. 
+"               separated reserved, non-reserved keywords and functions
+"               revised folding, giving up on procedure folding due to issue
+"               with multiple ways to enter <begin>.
+"          Eugene Lysyonok (lysyonok at inbox ru)
+"               Added folding.
+"          Geoff Evans & Bill Pribyl (bill at plnet dot org)
+"               Added 9i keywords.
+"          Austin Ziegler (austin at halostatue dot ca)
+"               Added 8i+ features.
 "
-" quit when a syntax file was already loaded
+" To put SQL keywords as Function group in legacy style
+" let plsql_legacy_sql_keywords = 1
+"
+" To enable folding (It does setlocal foldmethod=syntax)
+" let plsql_fold = 1
+"
+" If you want to try procedure folding, it has issues
+" let plsql_procedure_fold = 1
+"
+"     From my vimrc file -- turn syntax and syntax folding on,
+"     associate file suffixes as plsql, open all the folds on file open
+" let plsql_fold = 1
+" au BufNewFile,BufRead *.sql,*.pls,*.tps,*.tpb,*.pks,*.pkb,*.pkg,*.trg set filetype=plsql
+" au BufNewFile,BufRead *.sql,*.pls,*.tps,*.tpb,*.pks,*.pkb,*.pkg,*.trg syntax on
+" au Syntax plsql normal zR
+
 if exists("b:current_syntax")
   finish
 endif
 
+" this file uses line continuations
+let s:cpo_sav = &cpo
+set cpo&vim
+
 " Todo.
 syn keyword plsqlTodo TODO FIXME XXX DEBUG NOTE
 syn cluster plsqlCommentGroup contains=plsqlTodo
@@ -25,38 +52,486 @@
 syn match   plsqlHostIdentifier ":[a-z][a-z0-9$_#]*"
 
 " When wanted, highlight the trailing whitespace.
-if exists("c_space_errors")
-  if !exists("c_no_trail_space_error")
+if exists("plsql_space_errors")
+  if !exists("plsql_no_trail_space_error")
     syn match plsqlSpaceError "\s\+$"
   endif
 
-  if !exists("c_no_tab_space_error")
+  if !exists("plsql_no_tab_space_error")
     syn match plsqlSpaceError " \+\t"me=e-1
   endif
 endif
 
 " Symbols.
-syn match   plsqlSymbol "\(;\|,\|\.\)"
+syn match   plsqlSymbol "[;,.()]"
 
-" Operators.
-syn match   plsqlOperator "\(+\|-\|\*\|/\|=\|<\|>\|@\|\*\*\|!=\|\~=\)"
-syn match   plsqlOperator "\(^=\|<=\|>=\|:=\|=>\|\.\.\|||\|<<\|>>\|\"\)"
+" Operators. and words that would be something else if not in operator mode
+syn match   plsqlOperator "[-+*/=<>@"]"
+syn match   plsqlOperator "\%\(\^=\|<=\|>=\|:=\|=>\|\.\.\|||\|<<\|>>\|\*\*\|!=\|\~=\)"
+syn match   plsqlOperator "\<\%\(NOT\|AND\|OR\|LIKE\|BETWEEN\|IN\)\>"
+syn match   plsqlBooleanLiteral "\<NULL\>"
+syn match   plsqlOperator "\<IS\\_s\+\%\(NOT\_s\+\)\?NULL\>"
+"
+" conditional compilation Preprocessor directives and sqlplus define sigil
+syn match plsqlPseudo "$[$a-z][a-z0-9$_#]*"
+syn match plsqlPseudo "&"
 
+syn match plsqlReserved "\<\%\(CREATE\|THEN\|UPDATE\|INSERT\|SET\)\>"
+syn match plsqlKeyword "\<\%\(REPLACE\|PACKAGE\|FUNCTION\|PROCEDURE\|TYPE|BODY\|WHEN\|MATCHED\)\>"
+syn region plsqlUpdate 
+    \ matchgroup=plsqlReserved 
+    \ start="\<UPDATE\>"
+    \ end="\<SET\>"
+    \ contains=@plsqlIdentifiers
+syn match plsqlReserved "\<WHEN\_s\+\%\(NOT\_s\+\)\?MATCHED\_s\+THEN\_s\+\%\(UPDATE\|INSERT\)\%\(\_s\+SET\)\?"
+
+"
+" Oracle's non-reserved keywords
+syn keyword plsqlKeyword ABORT ABS ABSENT ACCESS ACCESSED ACCOUNT ACL ACOS ACROSS ACTION ACTIONS
+syn keyword plsqlKeyword ACTIVATE ACTIVE ACTIVE_COMPONENT ACTIVE_DATA ACTIVE_FUNCTION ACTIVE_TAG ACTIVITY
+syn keyword plsqlKeyword ADAPTIVE_PLAN ADD ADD_COLUMN ADD_GROUP ADD_MONTHS ADG_REDIRECT_DML ADG_REDIRECT_PLSQL
+syn keyword plsqlKeyword ADJ_DATE ADMIN ADMINISTER ADMINISTRATOR ADVANCED ADVISE ADVISOR AFD_DISKSTRING
+syn keyword plsqlKeyword AFFINITY AFTER AGGREGATE AGGREGATES ALGORITHM ALIAS ALLOCATE ALLOW ALL_ROWS
+syn keyword plsqlKeyword ALTERNATE ALWAYS ANALYTIC ANALYTIC_VIEW_SQL ANALYZE ANCESTOR ANCILLARY AND_EQUAL
+syn keyword plsqlKeyword ANOMALY ANSI_REARCH ANSWER_QUERY_USING_STATS ANTIJOIN ANYSCHEMA ANY_VALUE
+syn keyword plsqlKeyword APPEND APPENDCHILDXML APPEND_VALUES APPLICATION APPLY APPROX_COUNT APPROX_COUNT_DISTINCT
+syn keyword plsqlKeyword APPROX_COUNT_DISTINCT_AGG APPROX_COUNT_DISTINCT_DETAIL APPROX_MEDIAN APPROX_PERCENTILE
+syn keyword plsqlKeyword APPROX_PERCENTILE_AGG APPROX_PERCENTILE_DETAIL APPROX_RANK APPROX_SUM ARCHIVAL
+syn keyword plsqlKeyword ARCHIVE ARCHIVED ARCHIVELOG ARRAY ARRAYS ASCII ASCIISTR ASIN ASIS ASSEMBLY
+syn keyword plsqlKeyword ASSIGN ASSOCIATE ASYNC ASYNCHRONOUS AS_JSON AT ATAN ATAN2 ATTRIBUTE ATTRIBUTES
+syn keyword plsqlKeyword AUDIT AUTHENTICATED AUTHENTICATION AUTHID AUTHORIZATION AUTO AUTOALLOCATE
+syn keyword plsqlKeyword AUTOEXTEND AUTOMATIC AUTO_LOGIN AUTO_REOPTIMIZE AVAILABILITY AVCACHE_OP AVERAGE_RANK
+syn keyword plsqlKeyword AVG AVMDX_OP AVRO AV_AGGREGATE AV_CACHE AW BACKGROUND BACKINGFILE BACKUP BAND_JOIN
+syn keyword plsqlKeyword BASIC BASICFILE BATCH BATCHSIZE BATCH_TABLE_ACCESS_BY_ROWID BECOME BEFORE
+syn keyword plsqlKeyword BEGINNING BEGIN_OUTLINE_DATA BEHALF BEQUEATH BFILENAME BIGFILE BINARY
+syn keyword plsqlKeyword BINARY_DOUBLE_INFINITY BINARY_DOUBLE_NAN BINARY_FLOAT_INFINITY BINARY_FLOAT_NAN
+syn keyword plsqlKeyword BINDING BIND_AWARE BIN_TO_NUM BITAND BITMAP BITMAPS BITMAP_AND BITMAP_BIT_POSITION
+syn keyword plsqlKeyword BITMAP_BUCKET_NUMBER BITMAP_CONSTRUCT_AGG BITMAP_COUNT BITMAP_OR_AGG BITMAP_TREE
+syn keyword plsqlKeyword BITOR BITS BITXOR BIT_AND_AGG BIT_OR_AGG BIT_XOR_AGG BLOCK BLOCKCHAIN BLOCKING
+syn keyword plsqlKeyword BLOCKS BLOCKSIZE BLOCK_RANGE BOOL BOOTSTRAP BOTH BOUND BRANCH BREADTH
+syn keyword plsqlKeyword BROADCAST BSON BUFFER BUFFER_CACHE BUFFER_POOL BUILD BULK BUSHY_JOIN BYPASS_RECURSIVE_CHECK
+syn keyword plsqlKeyword BYPASS_UJVC CACHE CACHE_CB CACHE_INSTANCES CACHE_TEMP_TABLE CACHING CALCULATED
+syn keyword plsqlKeyword CALL CALLBACK CANCEL CAPACITY CAPTION CAPTURE CARDINALITY CASCADE CAST
+syn keyword plsqlKeyword CATALOG_DBLINK CATEGORY CDB$DEFAULT CDB_HTTP_HANDLER CEIL CELLMEMORY CELL_FLASH_CACHE
+syn keyword plsqlKeyword CERTIFICATE CFILE CHAINED CHANGE CHANGE_DUPKEY_ERROR_INDEX CHARTOROWID CHAR_CS
+syn keyword plsqlKeyword CHECKPOINT CHECKSUM CHECK_ACL_REWRITE CHILD CHOOSE CHR CHUNK CLASS CLASSIFICATION
+syn keyword plsqlKeyword CLASSIFIER CLAUSE CLEAN CLEANUP CLEAR CLIENT CLONE CLOSE CLOSEST CLOSE_CACHED_OPEN_CURSORS
+syn keyword plsqlKeyword CLOUD_IDENTITY CLUSTERING CLUSTERING_FACTOR CLUSTERS CLUSTER_BY_ROWID CLUSTER_DETAILS
+syn keyword plsqlKeyword CLUSTER_DISTANCE CLUSTER_ID CLUSTER_PROBABILITY CLUSTER_SET COALESCE COALESCE_SQ
+syn keyword plsqlKeyword COARSE COLAUTH COLD COLLATE COLLATION COLLECT COLUMN COLUMNAR COLUMNS COLUMN_AUTHORIZATION_INDICATOR
+syn keyword plsqlKeyword COLUMN_AUTH_INDICATOR COLUMN_STATS COLUMN_VALUE COMMENT COMMIT COMMITTED COMMON
+syn keyword plsqlKeyword COMMON_DATA_MAP COMPACT COMPATIBILITY COMPILE COMPLETE COMPLIANCE COMPONENT
+syn keyword plsqlKeyword COMPONENTS COMPOSE COMPOSITE COMPOSITE_LIMIT COMPOUND COMPUTATION COMPUTE
+syn keyword plsqlKeyword CONCAT CONDITION CONDITIONAL CONFIRM CONFORMING CONNECT_BY_CB_WHR_ONLY CONNECT_BY_COMBINE_SW
+syn keyword plsqlKeyword CONNECT_BY_COST_BASED CONNECT_BY_ELIM_DUPS CONNECT_BY_FILTERING CONNECT_BY_ISCYCLE
+syn keyword plsqlKeyword CONNECT_BY_ISLEAF CONNECT_BY_ROOT CONNECT_TIME CONSENSUS CONSIDER CONSISTENT
+syn keyword plsqlKeyword CONST CONSTANT CONSTRAINT CONSTRAINTS CONTAINER CONTAINERS CONTAINERS_DEFAULT
+syn keyword plsqlKeyword CONTAINER_DATA CONTAINER_DATA_ADMIT_NULL CONTAINER_MAP CONTAINER_MAP_OBJECT
+syn keyword plsqlKeyword CONTENT CONTENTS CONTEXT CONTINUE CONTROLFILE CONVERSION CONVERT CON_DBID_TO_ID
+syn keyword plsqlKeyword CON_GUID_TO_ID CON_ID CON_ID_FILTER CON_ID_TO_CON_NAME CON_ID_TO_DBID CON_ID_TO_GUID
+syn keyword plsqlKeyword CON_ID_TO_UID CON_NAME_TO_ID CON_UID_TO_ID COOKIE COPY CORR CORRUPTION CORRUPT_XID
+syn keyword plsqlKeyword CORRUPT_XID_ALL CORR_K CORR_S COS COSH COST COST_XML_QUERY_REWRITE COVAR_POP
+syn match plsqlKeyword "\<COUNT\>"
+syn keyword plsqlKeyword COVAR_SAMP CO_AUTH_IND CPU_COSTING CPU_COUNT CPU_PER_CALL CPU_PER_SESSION
+syn keyword plsqlKeyword CPU_TIME CRASH CREATE_FILE_DEST CREATE_STORED_OUTLINES CREATION CREDENTIAL
+syn keyword plsqlKeyword CREDENTIALS CRITICAL CROSS CROSSEDITION CSCONVERT CUBE CUBE_AJ CUBE_GB CUBE_SJ
+syn keyword plsqlKeyword CUME_DIST CUME_DISTM CURRENT CURRENTV CURRENT_DATE CURRENT_INSTANCE CURRENT_PARTSET_KEY
+syn keyword plsqlKeyword CURRENT_SCHEMA CURRENT_SHARD_KEY CURRENT_TIME CURRENT_TIMESTAMP CURRENT_USER
+syn keyword plsqlKeyword CURSOR CURSOR_SHARING_EXACT CURSOR_SPECIFIC_SEGMENT CV CYCLE DAGG_OPTIM_GSETS
+syn keyword plsqlKeyword DANGLING DATA DATABASE DATABASES DATAFILE DATAFILES DATAMOVEMENT DATAOBJNO
+syn keyword plsqlKeyword DATAOBJ_TO_MAT_PARTITION DATAOBJ_TO_PARTITION DATAPUMP DATASTORE DATA_LINK_DML
+syn keyword plsqlKeyword DATA_SECURITY_REWRITE_LIMIT DATA_VALIDATE DATE_MODE DAYS DBA DBA_RECYCLEBIN
+syn keyword plsqlKeyword DBMS_STATS DBSTR2UTF8 DBTIMEZONE DB_ROLE_CHANGE DB_UNIQUE_NAME DB_VERSION
+syn keyword plsqlKeyword DDL DEALLOCATE DEBUG DEBUGGER DECLARE DECODE DECOMPOSE DECOMPRESS DECORRELATE
+syn keyword plsqlKeyword DECR DECREMENT DECRYPT DEDUPLICATE DEFAULTS DEFAULT_COLLATION DEFAULT_PDB_HINT
+syn keyword plsqlKeyword DEFERRABLE DEFERRED DEFINE DEFINED DEFINER DEFINITION DEGREE DELAY DELEGATE
+syn keyword plsqlKeyword DELETEXML DELETE_ALL DEMAND DENORM_AV DENSE_RANK DENSE_RANKM DEPENDENT DEPTH
+syn keyword plsqlKeyword DEQUEUE DEREF DEREF_NO_REWRITE DESCENDANT DESCRIPTION DESTROY DETACHED DETERMINED
+syn keyword plsqlKeyword DETERMINES DETERMINISTIC DG_GATHER_STATS DIAGNOSTICS DICTIONARY DIGEST DIMENSION
+syn keyword plsqlKeyword DIMENSIONS DIRECT DIRECTORY DIRECT_LOAD DIRECT_PATH DISABLE DISABLE_ALL DISABLE_CONTAINERS_DEFAULT
+syn keyword plsqlKeyword DISABLE_CONTAINER_MAP DISABLE_PARALLEL_DML DISABLE_PRESET DISABLE_RPKE DISALLOW
+syn keyword plsqlKeyword DISASSOCIATE DISCARD DISCONNECT DISK DISKGROUP DISKS DISMOUNT DISTINGUISHED
+syn keyword plsqlKeyword DISTRIBUTE DISTRIBUTED DIST_AGG_PROLLUP_PUSHDOWN DML DML_UPDATE DOCFIDELITY
+syn keyword plsqlKeyword DOCUMENT DOMAIN_INDEX_FILTER DOMAIN_INDEX_NO_SORT DOMAIN_INDEX_SORT DOWNGRADE
+syn keyword plsqlKeyword DRAIN_TIMEOUT DRIVING_SITE DROP_COLUMN DROP_GROUP DST_UPGRADE_INSERT_CONV
+syn keyword plsqlKeyword DUMP DUPLICATE DUPLICATED DV DYNAMIC DYNAMIC_SAMPLING DYNAMIC_SAMPLING_EST_CDN
+syn keyword plsqlKeyword EACH EDITION EDITIONABLE EDITIONING EDITIONS ELAPSED_TIME ELEMENT ELIMINATE_JOIN
+syn keyword plsqlKeyword ELIMINATE_OBY ELIMINATE_OUTER_JOIN ELIMINATE_SQ ELIM_GROUPBY EM EMPTY EMPTY_BLOB
+syn keyword plsqlKeyword EMPTY_CLOB ENABLE ENABLE_ALL ENABLE_PARALLEL_DML ENABLE_PRESET ENCODE ENCODING
+syn keyword plsqlKeyword ENCRYPT ENCRYPTION
+syn keyword plsqlKeyword END_OUTLINE_DATA ENFORCE ENFORCED ENQUEUE ENTERPRISE
+syn keyword plsqlKeyword ENTITYESCAPING ENTRY EQUIPART EQUIVALENT ERROR ERRORS ERROR_ARGUMENT ERROR_ON_OVERLAP_TIME
+syn keyword plsqlKeyword ESCAPE ESTIMATE EVAL EVALNAME EVALUATE EVALUATION EVEN EVENTS EVERY EXCEPTION
+syn keyword plsqlKeyword EXCEPTIONS EXCHANGE EXCLUDE EXCLUDING EXECUTE EXEMPT EXISTING EXISTSNODE EXP
+syn keyword plsqlKeyword EXPAND EXPAND_GSET_TO_UNION EXPAND_TABLE EXPIRE EXPLAIN EXPLOSION EXPORT EXPRESS
+syn keyword plsqlKeyword EXPR_CORR_CHECK EXTEND EXTENDED EXTENDS EXTENT EXTENTS EXTERNAL EXTERNALLY
+syn keyword plsqlKeyword EXTRA EXTRACT EXTRACTCLOBXML EXTRACTVALUE FACILITY FACT FACTOR FACTORIZE_JOIN
+syn keyword plsqlKeyword FAILED FAILED_LOGIN_ATTEMPTS FAILGROUP FAILOVER FAILURE FAMILY FAR FAST
+syn keyword plsqlKeyword FBTSCAN FEATURE FEATURE_COMPARE FEATURE_DETAILS FEATURE_ID FEATURE_SET FEATURE_VALUE
+syn keyword plsqlKeyword FEDERATION FETCH FILE FILEGROUP FILESTORE FILESYSTEM_LIKE_LOGGING FILE_NAME_CONVERT
+syn keyword plsqlKeyword FILTER FINAL FINE FINISH FIRSTM FIRST_ROWS FIRST_VALUE FIXED_VIEW_DATA
+syn match plsqlKeyword "\<FIRST\>"
+syn keyword plsqlKeyword FLAGGER FLASHBACK FLASH_CACHE FLEX FLOB FLOOR FLUSH FOLDER FOLLOWING FOLLOWS
+syn keyword plsqlKeyword FORCE FORCE_JSON_TABLE_TRANSFORM FORCE_SPATIAL FORCE_XML_QUERY_REWRITE FOREIGN
+syn keyword plsqlKeyword FOREVER FORMAT FORWARD FRAGMENT_NUMBER FREE FREELIST FREELISTS FREEPOOLS FRESH
+syn keyword plsqlKeyword FRESH_MV FROM_TZ FTP FULL FULL_OUTER_JOIN_TO_OUTER FUNCTIONS GATHER_OPTIMIZER_STATISTICS
+syn keyword plsqlKeyword GATHER_PLAN_STATISTICS GBY_CONC_ROLLUP GBY_PUSHDOWN GENERATED GET GLOBAL GLOBALLY
+syn keyword plsqlKeyword GLOBAL_NAME GLOBAL_TOPIC_ENABLED GOLDENGATE GOTO GRANTED GRANULAR GREATEST
+syn keyword plsqlKeyword GROUPING GROUPING_ID GROUPS GROUP_BY GROUP_ID GUARANTEE GUARANTEED GUARD H
+syn keyword plsqlKeyword HALF_YEARS HASH HASHING HASHKEYS HASHSET_BUILD HASH_AJ HASH_SJ HEADER HEAP
+syn keyword plsqlKeyword HELP HEXTORAW HEXTOREF HIDDEN HIDE HIERARCHICAL HIERARCHIES HIERARCHY HIER_ANCESTOR
+syn keyword plsqlKeyword HIER_CAPTION HIER_CHILDREN HIER_CHILD_COUNT HIER_COLUMN HIER_CONDITION HIER_DEPTH
+syn keyword plsqlKeyword HIER_DESCRIPTION HIER_HAS_CHILDREN HIER_LAG HIER_LEAD HIER_LEVEL HIER_MEMBER_NAME
+syn keyword plsqlKeyword HIER_MEMBER_UNIQUE_NAME HIER_ORDER HIER_PARENT HIER_WINDOW HIGH HINTSET_BEGIN
+syn keyword plsqlKeyword HINTSET_END HOST HOT HOUR HOURS HTTP HWM_BROKERED HYBRID ID IDENTIFIER IDENTITY
+syn keyword plsqlKeyword IDGENERATORS IDLE IDLE_TIME IGNORE IGNORE_OPTIM_EMBEDDED_HINTS IGNORE_ROW_ON_DUPKEY_INDEX
+syn keyword plsqlKeyword IGNORE_WHERE_CLAUSE ILM IMMEDIATE IMMUTABLE IMPACT IMPORT INACTIVE INACTIVE_ACCOUNT_TIME
+syn keyword plsqlKeyword INCLUDE INCLUDES INCLUDE_VERSION INCLUDING INCOMING INCR INCREMENT INCREMENTAL
+syn keyword plsqlKeyword INDENT INDEXED INDEXES INDEXING INDEXTYPE INDEXTYPES INDEX_ASC INDEX_COMBINE
+syn keyword plsqlKeyword INDEX_DESC INDEX_FFS INDEX_FILTER INDEX_JOIN INDEX_ROWS INDEX_RRS INDEX_RS
+syn keyword plsqlKeyword INDEX_RS_ASC INDEX_RS_DESC INDEX_SCAN INDEX_SKIP_SCAN INDEX_SS INDEX_SS_ASC
+syn keyword plsqlKeyword INDEX_SS_DESC INDEX_STATS INDICATOR INFINITE INFORMATIONAL INHERIT INITCAP
+syn keyword plsqlKeyword INITIAL INITIALIZED INITIALLY INITRANS INLINE INLINE_XMLTYPE_NT INLINE_XT
+syn keyword plsqlKeyword INMEMORY INMEMORY_PRUNING INNER INPLACE INSENSITIVE INSERTCHILDXML INSERTCHILDXMLAFTER
+syn keyword plsqlKeyword INSERTCHILDXMLBEFORE INSERTXMLAFTER INSERTXMLBEFORE INSTALL INSTANCE INSTANCES
+syn keyword plsqlKeyword INSTANTIABLE INSTANTLY INSTEAD INSTR INSTR2 INSTR4 INSTRB INSTRC INTERLEAVED
+syn keyword plsqlKeyword INTERMEDIATE INTERNAL_CONVERT INTERNAL_USE INTERPRETED INTRA_CDB INVALIDATE
+syn keyword plsqlKeyword INVALIDATION INVISIBLE IN_MEMORY_METADATA IN_XQUERY IOSEEKTIM IOTFRSPEED IO_LOGICAL
+syn keyword plsqlKeyword IO_MEGABYTES IO_REQUESTS ISOLATE ISOLATION ISOLATION_LEVEL ITERATE ITERATION_NUMBER
+syn keyword plsqlKeyword JAVA JOB JOIN JSON JSONGET JSONPARSE JSONTOXML JSON_ARRAY JSON_ARRAYAGG JSON_EQUAL
+syn keyword plsqlKeyword JSON_EQUAL2 JSON_EXISTS JSON_EXISTS2 JSON_HASH JSON_LENGTH JSON_MERGEPATCH
+syn keyword plsqlKeyword JSON_MKMVI JSON_OBJECT JSON_OBJECTAGG JSON_PATCH JSON_QUERY JSON_SCALAR JSON_SERIALIZE
+syn keyword plsqlKeyword JSON_TABLE JSON_TEXTCONTAINS JSON_TEXTCONTAINS2 JSON_TRANSFORM JSON_VALUE
+syn keyword plsqlKeyword KEEP KEEP_DUPLICATES KERBEROS KEY KEYS KEYSIZE KEYSTORE KEY_LENGTH KILL
+syn keyword plsqlKeyword KURTOSIS_POP KURTOSIS_SAMP LABEL LAG LAG_DIFF LAG_DIFF_PERCENT LANGUAGE 
+syn match plsqlKeyword "\<LAST\>"
+syn keyword plsqlKeyword LAST_DAY LAST_VALUE LATERAL LAX LAYER LDAP_REGISTRATION LDAP_REGISTRATION_ENABLED
+syn keyword plsqlKeyword LDAP_REG_SYNC_INTERVAL LEAD LEADING LEAD_CDB LEAD_CDB_URI LEAD_DIFF LEAD_DIFF_PERCENT
+syn keyword plsqlKeyword LEAF LEAST LEAVES LEDGER LEFT LENGTH LENGTH2 LENGTH4 LENGTHB LENGTHC LESS
+syn keyword plsqlKeyword LEVEL LEVELS LIBRARY LIFE LIFECYCLE LIFETIME LIKE2 LIKE4 LIKEC LIMIT LINEAR
+syn keyword plsqlKeyword LINK LIST LISTAGG LN LNNVL LOAD LOB LOBNVL LOBS LOB_VALUE LOCALTIME LOCALTIMESTAMP
+syn keyword plsqlKeyword LOCAL_INDEXES LOCATION LOCATOR LOCKDOWN LOCKED LOCKING LOG LOGFILE LOGFILES
+syn keyword plsqlKeyword LOGGING LOGICAL LOGICAL_READS_PER_CALL LOGICAL_READS_PER_SESSION LOGMINING
+syn keyword plsqlKeyword LOGOFF LOGON LOG_READ_ONLY_VIOLATIONS LOST LOW LOWER LPAD LTRIM MAIN MAKE_REF
+syn keyword plsqlKeyword MANAGE MANAGED MANAGEMENT MANAGER MANDATORY MANUAL MAP MAPPER MAPPING MASTER
+syn keyword plsqlKeyword MATCH MATCHES MATCH_NUMBER MATCH_RECOGNIZE MATERIALIZE MATERIALIZED
+syn keyword plsqlKeyword MATRIX MAX MAXARCHLOGS MAXDATAFILES MAXEXTENTS MAXIMIZE MAXINSTANCES MAXLOGFILES
+syn keyword plsqlKeyword MAXLOGHISTORY MAXLOGMEMBERS MAXSIZE MAXTRANS MAXVALUE MAX_AUDIT_SIZE MAX_DIAG_SIZE
+syn keyword plsqlKeyword MAX_PDB_SNAPSHOTS MAX_SHARED_TEMP_SIZE MBRC MEASURE MEASURES MEDIAN MEDIUM
+syn keyword plsqlKeyword MEMBER MEMCOMPRESS MEMOPTIMIZE MEMOPTIMIZE_WRITE MEMORY MERGE MERGE$ACTIONS
+syn keyword plsqlKeyword MERGE_AJ MERGE_CONST_ON MERGE_SJ METADATA METADATA_SOURCE_PDB METHOD MIGRATE
+syn keyword plsqlKeyword MIGRATE_CROSS_CON MIGRATION MIN MINEXTENTS MINIMIZE MINIMUM MINING MINUS_NULL
+syn keyword plsqlKeyword MINUTE MINUTES MINVALUE MIRROR MIRRORCOLD MIRRORHOT MISMATCH MISSING MLE MLSLABEL
+syn keyword plsqlKeyword MOD MODEL MODEL_COMPILE_SUBQUERY MODEL_DONTVERIFY_UNIQUENESS MODEL_DYNAMIC_SUBQUERY
+syn keyword plsqlKeyword MODEL_MIN_ANALYSIS MODEL_NB MODEL_NO_ANALYSIS MODEL_PBY MODEL_PUSH_REF MODEL_SV
+syn keyword plsqlKeyword MODIFICATION MODIFY MODIFY_COLUMN_TYPE MODULE MONITOR MONITORING MONTHS MONTHS_BETWEEN
+syn keyword plsqlKeyword MOUNT MOUNTPATH MOUNTPOINT MOVE MOVEMENT MULTIDIMENSIONAL MULTISET MULTIVALUE
+syn keyword plsqlKeyword MV_MERGE NAME NAMED NAMES NAMESPACE NAN NANVL NATIVE NATIVE_FULL_OUTER_JOIN
+syn keyword plsqlKeyword NATURAL NAV NCHAR_CS NCHR NEEDED NEG NESTED NESTED_ROLLUP_TOP NESTED_TABLE_FAST_INSERT
+syn keyword plsqlKeyword NESTED_TABLE_GET_REFS NESTED_TABLE_ID NESTED_TABLE_SET_REFS NESTED_TABLE_SET_SETID
+syn keyword plsqlKeyword NETWORK NEVER NEW NEW_TIME NEXT_DAY NLJ_BATCHING NLJ_INDEX_FILTER NLJ_INDEX_SCAN
+syn match plsqlKeyword "\<NEXT\>"
+syn keyword plsqlKeyword NLJ_PREFETCH NLSSORT NLS_CALENDAR NLS_CHARACTERSET NLS_CHARSET_DECL_LEN NLS_CHARSET_ID
+syn keyword plsqlKeyword NLS_CHARSET_NAME NLS_COLLATION_ID NLS_COLLATION_NAME NLS_COMP NLS_CURRENCY
+syn keyword plsqlKeyword NLS_DATE_FORMAT NLS_DATE_LANGUAGE NLS_INITCAP NLS_ISO_CURRENCY NLS_LANG NLS_LANGUAGE
+syn keyword plsqlKeyword NLS_LENGTH_SEMANTICS NLS_LOWER NLS_NCHAR_CONV_EXCP NLS_NUMERIC_CHARACTERS
+syn keyword plsqlKeyword NLS_SORT NLS_SPECIAL_CHARS NLS_TERRITORY NLS_UPPER NL_AJ NL_SJ NO NOAPPEND
+syn keyword plsqlKeyword NOARCHIVELOG NOAUDIT NOCACHE NOCOPY NOCPU_COSTING NOCYCLE NODELAY NOENTITYESCAPING
+syn keyword plsqlKeyword NOEXTEND NOFORCE NOGUARANTEE NOKEEP NOLOCAL NOLOGGING NOMAPPING NOMAXVALUE
+syn keyword plsqlKeyword NOMINIMIZE NOMINVALUE NOMONITORING NONBLOCKING NONE NONEDITIONABLE NONPARTITIONED
+syn keyword plsqlKeyword NONSCHEMA NOORDER NOOVERRIDE NOPARALLEL NOPARALLEL_INDEX NORELOCATE NORELY
+syn keyword plsqlKeyword NOREPAIR NOREPLAY NORESETLOGS NOREVERSE NOREWRITE NORMAL NOROWDEPENDENCIES
+syn keyword plsqlKeyword NOSCALE NOSCHEMACHECK NOSEGMENT NOSHARD NOSORT NOSTRICT NOSWITCH NOTHING NOTIFICATION
+syn keyword plsqlKeyword NOVALIDATE NOW NO_ACCESS NO_ADAPTIVE_PLAN NO_ANSI_REARCH NO_ANSWER_QUERY_USING_STATS
+syn keyword plsqlKeyword NO_AUTO_REOPTIMIZE NO_BAND_JOIN NO_BASETABLE_MULTIMV_REWRITE NO_BATCH_TABLE_ACCESS_BY_ROWID
+syn keyword plsqlKeyword NO_BIND_AWARE NO_BUFFER NO_BUSHY_JOIN NO_CARTESIAN NO_CHECK_ACL_REWRITE NO_CLUSTERING
+syn keyword plsqlKeyword NO_CLUSTER_BY_ROWID NO_COALESCE_SQ NO_COMMON_DATA NO_CONNECT_BY_CB_WHR_ONLY
+syn keyword plsqlKeyword NO_CONNECT_BY_COMBINE_SW NO_CONNECT_BY_COST_BASED NO_CONNECT_BY_ELIM_DUPS
+syn keyword plsqlKeyword NO_CONNECT_BY_FILTERING NO_CONTAINERS NO_COST_XML_QUERY_REWRITE NO_CPU_COSTING
+syn keyword plsqlKeyword NO_CROSS_CONTAINER NO_DAGG_OPTIM_GSETS NO_DATA_SECURITY_REWRITE NO_DECORRELATE
+syn keyword plsqlKeyword NO_DIST_AGG_PROLLUP_PUSHDOWN NO_DOMAIN_INDEX_FILTER NO_DST_UPGRADE_INSERT_CONV
+syn keyword plsqlKeyword NO_ELIMINATE_JOIN NO_ELIMINATE_OBY NO_ELIMINATE_OUTER_JOIN NO_ELIMINATE_SQ
+syn keyword plsqlKeyword NO_ELIM_GROUPBY NO_EXPAND NO_EXPAND_GSET_TO_UNION NO_EXPAND_TABLE NO_FACT
+syn keyword plsqlKeyword NO_FACTORIZE_JOIN NO_FILTERING NO_FULL_OUTER_JOIN_TO_OUTER NO_GATHER_OPTIMIZER_STATISTICS
+syn keyword plsqlKeyword NO_GBY_PUSHDOWN NO_INDEX NO_INDEX_FFS NO_INDEX_SS NO_INMEMORY NO_INMEMORY_PRUNING
+syn keyword plsqlKeyword NO_JSON_TABLE_TRANSFORM NO_LOAD NO_MERGE NO_MODEL_PUSH_REF NO_MONITOR NO_MONITORING
+syn keyword plsqlKeyword NO_MULTIMV_REWRITE NO_NATIVE_FULL_OUTER_JOIN NO_NLJ_BATCHING NO_NLJ_PREFETCH
+syn keyword plsqlKeyword NO_OBJECT_LINK NO_OBY_GBYPD_SEPARATE NO_ORDER_ROLLUPS NO_OR_EXPAND NO_OUTER_JOIN_TO_ANTI
+syn keyword plsqlKeyword NO_OUTER_JOIN_TO_INNER NO_PARALLEL NO_PARALLEL_INDEX NO_PARTIAL_COMMIT NO_PARTIAL_JOIN
+syn keyword plsqlKeyword NO_PARTIAL_OSON_UPDATE NO_PARTIAL_ROLLUP_PUSHDOWN NO_PLACE_DISTINCT NO_PLACE_GROUP_BY
+syn keyword plsqlKeyword NO_PQ_CONCURRENT_UNION NO_PQ_EXPAND_TABLE NO_PQ_MAP NO_PQ_NONLEAF_SKEW NO_PQ_REPLICATE
+syn keyword plsqlKeyword NO_PQ_SKEW NO_PRUNE_GSETS NO_PULL_PRED NO_PUSH_HAVING_TO_GBY NO_PUSH_PRED
+syn keyword plsqlKeyword NO_PUSH_SUBQ NO_PX_FAULT_TOLERANCE NO_PX_JOIN_FILTER NO_QKN_BUFF NO_QUERY_TRANSFORMATION
+syn keyword plsqlKeyword NO_REF_CASCADE NO_REORDER_WIF NO_RESULT_CACHE NO_REWRITE NO_ROOT_SW_FOR_LOCAL
+syn keyword plsqlKeyword NO_SEMIJOIN NO_SEMI_TO_INNER NO_SET_GBY_PUSHDOWN NO_SET_TO_JOIN NO_SQL_TRANSLATION
+syn keyword plsqlKeyword NO_SQL_TUNE NO_STAR_TRANSFORMATION NO_STATEMENT_QUEUING NO_STATS_GSETS NO_SUBQUERY_PRUNING
+syn keyword plsqlKeyword NO_SUBSTRB_PAD NO_SWAP_JOIN_INPUTS NO_TABLE_LOOKUP_BY_NL NO_TEMP_TABLE NO_TRANSFORM_DISTINCT_AGG
+syn keyword plsqlKeyword NO_UNNEST NO_USE_CUBE NO_USE_DAGG_UNION_ALL_GSETS NO_USE_HASH NO_USE_HASH_AGGREGATION
+syn keyword plsqlKeyword NO_USE_HASH_GBY_FOR_DAGGPSHD NO_USE_HASH_GBY_FOR_PUSHDOWN NO_USE_INVISIBLE_INDEXES
+syn keyword plsqlKeyword NO_USE_MERGE NO_USE_NL NO_USE_PARTITION_WISE_DISTINCT NO_USE_PARTITION_WISE_GBY
+syn keyword plsqlKeyword NO_USE_PARTITION_WISE_WIF NO_USE_SCALABLE_GBY_INVDIST NO_USE_VECTOR_AGGREGATION
+syn keyword plsqlKeyword NO_VECTOR_TRANSFORM NO_VECTOR_TRANSFORM_DIMS NO_VECTOR_TRANSFORM_FACT NO_XDB_FASTPATH_INSERT
+syn keyword plsqlKeyword NO_XMLINDEX_REWRITE NO_XMLINDEX_REWRITE_IN_SELECT NO_XML_DML_REWRITE NO_XML_QUERY_REWRITE
+syn keyword plsqlKeyword NO_ZONEMAP NTH_VALUE NTILE NULLIF NULLS NUMTODSINTERVAL NUMTOYMINTERVAL NUM_INDEX_KEYS
+syn keyword plsqlKeyword NVL NVL2 OBJECT OBJECT2XML OBJNO OBJNO_REUSE OBJ_ID OBY_GBYPD_SEPARATE OCCURENCES
+syn keyword plsqlKeyword OCCURRENCES ODD OFF OFFLINE OFFSET OID OIDINDEX OLAP OLD OLD_PUSH_PRED OLS
+syn keyword plsqlKeyword OLTP OMIT ONE ONLINE ONLY OPAQUE OPAQUE_TRANSFORM OPAQUE_XCANONICAL OPCODE
+syn keyword plsqlKeyword OPEN OPERATIONS OPERATOR OPTIMAL OPTIMIZE OPTIMIZER_FEATURES_ENABLE OPTIMIZER_GOAL
+syn keyword plsqlKeyword OPT_ESTIMATE OPT_PARAM ORADEBUG ORA_BRANCH ORA_CHECK_ACL ORA_CHECK_PRIVILEGE
+syn keyword plsqlKeyword ORA_CHECK_SYS_PRIVILEGE ORA_CLUSTERING ORA_CONCAT_RWKEY ORA_DM_PARTITION_NAME
+syn keyword plsqlKeyword ORA_DST_AFFECTED ORA_DST_CONVERT ORA_DST_ERROR ORA_GET_ACLIDS ORA_GET_PRIVILEGES
+syn keyword plsqlKeyword ORA_HASH ORA_INVOKING_USER ORA_INVOKING_USERID ORA_INVOKING_XS_USER ORA_INVOKING_XS_USER_GUID
+syn keyword plsqlKeyword ORA_NORMALIZE ORA_PARTITION_VALIDATION ORA_RAWCOMPARE ORA_RAWCONCAT ORA_ROWSCN
+syn keyword plsqlKeyword ORA_ROWSCN_RAW ORA_ROWVERSION ORA_SEARCH_RWKEY ORA_SHARDSPACE_NAME ORA_SHARD_ID
+syn keyword plsqlKeyword ORA_TABVERSION ORA_WRITE_TIME ORDERED ORDERED_PREDICATES ORDER_KEY_VECTOR_USE
+syn keyword plsqlKeyword ORDER_SUBQ ORDINALITY ORGANIZATION OR_EXPAND OR_PREDICATES OSON OSON_DIAG
+syn keyword plsqlKeyword OSON_GET_CONTENT OTHER OTHERS OUTER OUTER_JOIN_TO_ANTI OUTER_JOIN_TO_INNER
+syn keyword plsqlKeyword OUTLINE OUTLINE_LEAF OUT_OF_LINE OVER OVERFLOW OVERFLOW_NOMOVE OVERLAPS OWN
+syn keyword plsqlKeyword OWNER OWNERSHIP PACKAGES PARALLEL PARALLEL_INDEX PARAM PARAMETERS
+syn keyword plsqlKeyword PARENT PARITY PART$NUM$INST PARTIAL PARTIALLY PARTIAL_JOIN PARTIAL_ROLLUP_PUSHDOWN
+syn keyword plsqlKeyword PARTITION PARTITIONING PARTITIONS PARTITIONSET PARTITION_CONTAINED PARTITION_HASH
+syn keyword plsqlKeyword PARTITION_LIST PARTITION_RANGE PASSING PASSIVE PASSWORD PASSWORDFILE_METADATA_CACHE
+syn keyword plsqlKeyword PASSWORD_GRACE_TIME PASSWORD_LIFE_TIME PASSWORD_LOCK_TIME PASSWORD_REUSE_MAX
+syn keyword plsqlKeyword PASSWORD_REUSE_TIME PASSWORD_ROLLOVER_TIME PASSWORD_VERIFY_FUNCTION PAST PATCH
+syn keyword plsqlKeyword PATH PATHS PATH_PREFIX PATTERN PBL_HS_BEGIN PBL_HS_END PCTINCREASE PCTTHRESHOLD
+syn keyword plsqlKeyword PCTUSED PCTVERSION PDB_LOCAL_ONLY PEER PEERS PENDING PER PERCENT PERCENTAGE
+syn keyword plsqlKeyword PERCENTILE_CONT PERCENTILE_DISC PERCENT_RANK PERCENT_RANKM PERFORMANCE PERIOD
+syn keyword plsqlKeyword PERMANENT PERMISSION PERMUTE PERSISTABLE PFILE PHV PHYSICAL PIKEY PIVOT PIV_GB
+syn keyword plsqlKeyword PIV_SSF PLACE_DISTINCT PLACE_GROUP_BY PLAN PLSCOPE_SETTINGS PLSQL_CCFLAGS
+syn keyword plsqlKeyword PLSQL_CODE_TYPE PLSQL_DEBUG PLSQL_OPTIMIZE_LEVEL PLSQL_WARNINGS PLUGGABLE
+syn keyword plsqlKeyword PMEM POINT POLICY POOL_16K POOL_2K POOL_32K POOL_4K POOL_8K PORT POSITION
+syn keyword plsqlKeyword POST_TRANSACTION POWER POWERMULTISET POWERMULTISET_BY_CARDINALITY PQ_CONCURRENT_UNION
+syn keyword plsqlKeyword PQ_DISTRIBUTE PQ_DISTRIBUTE_WINDOW PQ_EXPAND_TABLE PQ_FILTER PQ_MAP PQ_NOMAP
+syn keyword plsqlKeyword PQ_NONLEAF_SKEW PQ_REPLICATE PQ_SKEW PREBUILT PRECEDES PRECEDING PRECOMPUTE_SUBQUERY
+syn keyword plsqlKeyword PREDICATE_REORDERS PREDICTION PREDICTION_BOUNDS PREDICTION_COST PREDICTION_DETAILS
+syn keyword plsqlKeyword PREDICTION_PROBABILITY PREDICTION_SET PRELOAD PREPARE PRESENT PRESENTNNV PRESENTV
+syn keyword plsqlKeyword PRESERVE PRESERVE_OID PRETTY PREVIOUS PRIMARY PRINTBLOBTOCLOB PRIORITY
+syn match plsqlKeyword "\<PREV\>"
+syn keyword plsqlKeyword PRIVATE PRIVATE_SGA PRIVILEGE PRIVILEGED PRIVILEGES PROCEDURAL PROCESS
+syn keyword plsqlKeyword PROFILE PROGRAM PROJECT PROPAGATE PROPAGATION PROPERTY PROTECTED PROTECTION
+syn keyword plsqlKeyword PROTOCOL PROXY PRUNING PULL_PRED PURGE PUSH_HAVING_TO_GBY PUSH_PRED PUSH_SUBQ
+syn keyword plsqlKeyword PX_FAULT_TOLERANCE PX_GRANULE PX_JOIN_FILTER QB_NAME QUALIFY QUARANTINE QUARTERS
+syn keyword plsqlKeyword QUERY QUERY_BLOCK QUEUE QUEUE_CURR QUEUE_ROWP QUIESCE QUORUM QUOTA QUOTAGROUP
+syn keyword plsqlKeyword QUOTES RANDOM RANDOM_LOCAL RANGE RANK RANKM RAPIDLY RATIO_TO_REPORT RAWTOHEX
+syn keyword plsqlKeyword RAWTONHEX RAWTOREF RBA RBO_OUTLINE RDBA READ READS READ_OR_WRITE REALM REBALANCE
+syn keyword plsqlKeyword REBUILD RECONNECT RECORDS_PER_BLOCK RECOVER RECOVERABLE RECOVERY RECYCLE RECYCLEBIN
+syn keyword plsqlKeyword REDACTION REDEFINE REDO REDUCED REDUNDANCY REFERENCE REFERENCED REFERENCES
+syn keyword plsqlKeyword REFERENCING REFRESH REFTOHEX REFTORAW REF_CASCADE_CURSOR REGEXP_COUNT REGEXP_INSTR
+syn keyword plsqlKeyword REGEXP_LIKE REGEXP_REPLACE REGEXP_SUBSTR REGISTER REGR_AVGX REGR_AVGY REGR_COUNT
+syn keyword plsqlKeyword REGR_INTERCEPT REGR_R2 REGR_SLOPE REGR_SXX REGR_SXY REGR_SYY REGULAR REJECT
+syn keyword plsqlKeyword REKEY RELATIONAL RELOCATE RELY REMAINDER REMOTE REMOTE_MAPPED REMOVE REORDER_WIF
+syn keyword plsqlKeyword REPAIR REPEAT REPLICATION REQUIRED RESERVOIR_SAMPLING RESET RESETLOGS
+syn keyword plsqlKeyword RESIZE RESOLVE RESOLVER RESPECT RESTART RESTORE RESTORE_AS_INTERVALS RESTRICT
+syn keyword plsqlKeyword RESTRICTED RESTRICT_ALL_REF_CONS RESULT_CACHE RESUMABLE RESUME RETENTION RETRY_ON_ROW_CHANGE
+syn keyword plsqlKeyword RETURN RETURNING REUSE REVERSE REWRITE REWRITE_OR_ERROR RIGHT RLS_FORCE ROLE
+syn keyword plsqlKeyword ROLES ROLESET ROLLBACK ROLLING ROLLOVER ROLLUP ROOT ROUND ROUND_TIES_TO_EVEN
+syn keyword plsqlKeyword ROW ROWDEPENDENCIES ROWIDTOCHAR ROWIDTONCHAR ROWID_MAPPING_TABLE ROWNUM ROWS
+syn keyword plsqlKeyword ROW_LENGTH ROW_NUMBER RPAD RTRIM RULE RULES RUNNING SALT SAMPLE SAVE SAVEPOINT
+syn keyword plsqlKeyword SAVE_AS_INTERVALS SB4 SCALAR SCALARS SCALE SCALE_ROWS SCAN SCAN_INSTANCES
+syn keyword plsqlKeyword SCHEDULER SCHEMA SCHEMACHECK SCN SCN_ASCENDING SCOPE SCRUB SDO_GEOM_KEY SDO_GEOM_MAX_X
+syn keyword plsqlKeyword SDO_GEOM_MAX_Y SDO_GEOM_MAX_Z SDO_GEOM_MBB SDO_GEOM_MBR SDO_GEOM_MIN_X SDO_GEOM_MIN_Y
+syn keyword plsqlKeyword SDO_GEOM_MIN_Z SDO_TOLERANCE SD_ALL SD_INHIBIT SD_SHOW SEARCH SECONDS SECRET
+syn keyword plsqlKeyword SECUREFILE SECUREFILE_DBA SECURITY SEED SEGMENT SEG_BLOCK SEG_FILE SELECTIVITY
+syn keyword plsqlKeyword SELF SEMIJOIN SEMIJOIN_DRIVER SEMI_TO_INNER SENSITIVE SEQUENCE SEQUENCED SEQUENTIAL
+syn keyword plsqlKeyword SERIAL SERIALIZABLE SERVERERROR SERVICE SERVICES SERVICE_NAME_CONVERT SESSION
+syn keyword plsqlKeyword SESSIONS_PER_USER SESSIONTIMEZONE SESSIONTZNAME SESSION_CACHED_CURSORS SETS
+syn keyword plsqlKeyword SETTINGS SET_GBY_PUSHDOWN SET_TO_JOIN SEVERE SHARD SHARDED SHARDS SHARDSPACE
+syn keyword plsqlKeyword SHARD_CHUNK_ID SHARED SHARED_POOL SHARE_OF SHARING SHD$COL$MAP SHELFLIFE SHOW
+syn keyword plsqlKeyword SHRINK SHUTDOWN SIBLING SIBLINGS SID SIGN SIGNAL_COMPONENT SIGNAL_FUNCTION
+syn keyword plsqlKeyword SIGNATURE SIMPLE SIN SINGLE SINGLETASK SINH SITE SKEWNESS_POP SKEWNESS_SAMP
+syn keyword plsqlKeyword SKIP SKIP_EXT_OPTIMIZER SKIP_PROXY SKIP_UNQ_UNUSABLE_IDX SKIP_UNUSABLE_INDEXES
+syn keyword plsqlKeyword SMALLFILE SNAPSHOT SOME SORT SOUNDEX SOURCE SOURCE_FILE_DIRECTORY SOURCE_FILE_NAME_CONVERT
+syn keyword plsqlKeyword SPACE SPATIAL SPECIFICATION SPFILE SPLIT SPREADSHEET SQL SQLLDR SQL_SCOPE
+syn keyword plsqlKeyword SQL_TRACE SQL_TRANSLATION_PROFILE SQRT STALE STANDALONE STANDARD_HASH STANDBY
+syn keyword plsqlKeyword STANDBYS STANDBY_MAX_DATA_DELAY STAR STARTUP STAR_TRANSFORMATION STATE STATEMENT
+syn keyword plsqlKeyword STATEMENTS STATEMENT_ID STATEMENT_QUEUING STATIC STATISTICS STATS_BINOMIAL_TEST
+syn keyword plsqlKeyword STATS_CROSSTAB STATS_F_TEST STATS_KS_TEST STATS_MODE STATS_MW_TEST STATS_ONE_WAY_ANOVA
+syn keyword plsqlKeyword STATS_T_TEST_INDEP STATS_T_TEST_INDEPU STATS_T_TEST_ONE STATS_T_TEST_PAIRED
+syn keyword plsqlKeyword STATS_WSR_TEST STDDEV STDDEV_POP STDDEV_SAMP STOP STORAGE STORAGE_INDEX STORE
+syn keyword plsqlKeyword STREAM STREAMS STRICT STRING STRINGS STRIP STRIPE_COLUMNS STRIPE_WIDTH STRUCTURE
+syn keyword plsqlKeyword SUBMULTISET SUBPARTITION SUBPARTITIONING SUBPARTITIONS SUBPARTITION_REL SUBQUERIES
+syn keyword plsqlKeyword SUBQUERY_PRUNING SUBSCRIBE SUBSET SUBSTITUTABLE SUBSTR SUBSTR2 SUBSTR4 SUBSTRB
+syn keyword plsqlKeyword SUBSTRC SUBTYPE SUCCESS SUCCESSFUL SUM SUMMARY SUPPLEMENTAL SUPPRESS_LOAD
+syn keyword plsqlKeyword SUSPEND SWAP_JOIN_INPUTS SWITCH SWITCHOVER SYNC SYNCHRONOUS SYSASM SYSAUX
+syn keyword plsqlKeyword SYSBACKUP SYSDATE SYSDBA SYSDG SYSGUID SYSKM SYSOBJ SYSOPER SYSRAC SYSTEM
+syn keyword plsqlKeyword SYSTEM_DEFINED SYSTEM_STATS SYSTIMESTAMP SYS_AUDIT SYS_CHECKACL SYS_CHECK_PRIVILEGE
+syn keyword plsqlKeyword SYS_CONNECT_BY_PATH SYS_CONS_ANY_SCALAR SYS_CONTEXT SYS_CTXINFOPK SYS_CTX_CONTAINS2
+syn keyword plsqlKeyword SYS_CTX_MKIVIDX SYS_DBURIGEN SYS_DL_CURSOR SYS_DM_RXFORM_CHR SYS_DM_RXFORM_LAB
+syn keyword plsqlKeyword SYS_DM_RXFORM_NUM SYS_DOM_COMPARE SYS_DST_PRIM2SEC SYS_DST_SEC2PRIM SYS_ET_BFILE_TO_RAW
+syn keyword plsqlKeyword SYS_ET_BLOB_TO_IMAGE SYS_ET_IMAGE_TO_BLOB SYS_ET_RAW_TO_BFILE SYS_EXTPDTXT
+syn keyword plsqlKeyword SYS_EXTRACT_UTC SYS_FBT_INSDEL SYS_FILTER_ACLS SYS_FNMATCHES SYS_FNREPLACE
+syn keyword plsqlKeyword SYS_GETTOKENID SYS_GETXTIVAL SYS_GET_ACLIDS SYS_GET_ANY_SCALAR SYS_GET_COL_ACLIDS
+syn keyword plsqlKeyword SYS_GET_PRIVILEGES SYS_GUID SYS_MAKEXML SYS_MAKE_XMLNODEID SYS_MKXMLATTR SYS_MKXTI
+syn keyword plsqlKeyword SYS_OPTLOBPRBSC SYS_OPTXICMP SYS_OPTXQCASTASNQ SYS_OP_ADT2BIN SYS_OP_ADTCONS
+syn keyword plsqlKeyword SYS_OP_ALSCRVAL SYS_OP_ATG SYS_OP_BIN2ADT SYS_OP_BITVEC SYS_OP_BL2R SYS_OP_BLOOM_FILTER
+syn keyword plsqlKeyword SYS_OP_BLOOM_FILTER_LIST SYS_OP_C2C SYS_OP_CAST SYS_OP_CEG SYS_OP_CL2C SYS_OP_COMBINED_HASH
+syn keyword plsqlKeyword SYS_OP_COMP SYS_OP_CONVERT SYS_OP_COUNTCHG SYS_OP_CSCONV SYS_OP_CSCONVTEST
+syn keyword plsqlKeyword SYS_OP_CSR SYS_OP_CSX_PATCH SYS_OP_CYCLED_SEQ SYS_OP_DECOMP SYS_OP_DESCEND
+syn keyword plsqlKeyword SYS_OP_DISTINCT SYS_OP_DRA SYS_OP_DSB_DESERIALIZE SYS_OP_DSB_SERIALIZE SYS_OP_DUMP
+syn keyword plsqlKeyword SYS_OP_DV_CHECK SYS_OP_ENFORCE_NOT_NULL$ SYS_OP_EXTRACT SYS_OP_GROUPING SYS_OP_GUID
+syn keyword plsqlKeyword SYS_OP_HASH SYS_OP_HCS_TABLE SYS_OP_IIX SYS_OP_INTERVAL_HIGH_BOUND SYS_OP_ITR
+syn keyword plsqlKeyword SYS_OP_KEY_VECTOR_CREATE SYS_OP_KEY_VECTOR_FILTER SYS_OP_KEY_VECTOR_FILTER_LIST
+syn keyword plsqlKeyword SYS_OP_KEY_VECTOR_PAYLOAD SYS_OP_KEY_VECTOR_SUCCEEDED SYS_OP_KEY_VECTOR_USE
+syn keyword plsqlKeyword SYS_OP_LBID SYS_OP_LOBLOC2BLOB SYS_OP_LOBLOC2CLOB SYS_OP_LOBLOC2ID SYS_OP_LOBLOC2NCLOB
+syn keyword plsqlKeyword SYS_OP_LOBLOC2TYP SYS_OP_LSVI SYS_OP_LVL SYS_OP_MAKEOID SYS_OP_MAP_NONNULL
+syn keyword plsqlKeyword SYS_OP_MSR SYS_OP_NICOMBINE SYS_OP_NIEXTRACT SYS_OP_NII SYS_OP_NIX SYS_OP_NOEXPAND
+syn keyword plsqlKeyword SYS_OP_NTCIMG$ SYS_OP_NUMTORAW SYS_OP_OBJ_UPD_IN_TXN SYS_OP_OIDVALUE SYS_OP_OPNSIZE
+syn keyword plsqlKeyword SYS_OP_PAR SYS_OP_PARGID SYS_OP_PARGID_1 SYS_OP_PART_ID SYS_OP_PAR_1 SYS_OP_PIVOT
+syn keyword plsqlKeyword SYS_OP_R2O SYS_OP_RAWTONUM SYS_OP_RDTM SYS_OP_REF SYS_OP_RMTD SYS_OP_ROWIDTOOBJ
+syn keyword plsqlKeyword SYS_OP_RPB SYS_OP_TOSETID SYS_OP_TPR SYS_OP_TRTB SYS_OP_UNDESCEND SYS_OP_VECAND
+syn keyword plsqlKeyword SYS_OP_VECBIT SYS_OP_VECOR SYS_OP_VECTOR_GROUP_BY SYS_OP_VECXOR SYS_OP_VERSION
+syn keyword plsqlKeyword SYS_OP_VREF SYS_OP_VVD SYS_OP_XMLCONS_FOR_CSX SYS_OP_XPTHATG SYS_OP_XPTHIDX
+syn keyword plsqlKeyword SYS_OP_XPTHOP SYS_OP_XTNN SYS_OP_XTXT2SQLT SYS_OP_ZONE_ID SYS_ORDERKEY_DEPTH
+syn keyword plsqlKeyword SYS_ORDERKEY_MAXCHILD SYS_ORDERKEY_PARENT SYS_PARALLEL_TXN SYS_PATHID_IS_ATTR
+syn keyword plsqlKeyword SYS_PATHID_IS_NMSPC SYS_PATHID_LASTNAME SYS_PATHID_LASTNMSPC SYS_PATH_REVERSE
+syn keyword plsqlKeyword SYS_PLSQL_COUNT SYS_PLSQL_CPU SYS_PLSQL_IO SYS_PXQEXTRACT SYS_RAW_TO_XSID
+syn keyword plsqlKeyword SYS_REMAP_XMLTYPE SYS_RID_ORDER SYS_ROW_DELTA SYS_SC_2_XMLT SYS_SYNRCIREDO
+syn keyword plsqlKeyword SYS_TYPEID SYS_UMAKEXML SYS_XMLANALYZE SYS_XMLCONTAINS SYS_XMLCONV SYS_XMLEXNSURI
+syn keyword plsqlKeyword SYS_XMLGEN SYS_XMLINSTR SYS_XMLI_LOC_ISNODE SYS_XMLI_LOC_ISTEXT SYS_XMLLOCATOR_GETSVAL
+syn keyword plsqlKeyword SYS_XMLNODEID SYS_XMLNODEID_GETCID SYS_XMLNODEID_GETLOCATOR SYS_XMLNODEID_GETOKEY
+syn keyword plsqlKeyword SYS_XMLNODEID_GETPATHID SYS_XMLNODEID_GETPTRID SYS_XMLNODEID_GETRID SYS_XMLNODEID_GETSVAL
+syn keyword plsqlKeyword SYS_XMLNODEID_GETTID SYS_XMLTRANSLATE SYS_XMLTYPE2SQL SYS_XMLT_2_SC SYS_XQBASEURI
+syn keyword plsqlKeyword SYS_XQCASTABLEERRH SYS_XQCODEP2STR SYS_XQCODEPEQ SYS_XQCON2SEQ SYS_XQCONCAT
+syn keyword plsqlKeyword SYS_XQDELETE SYS_XQDFLTCOLATION SYS_XQDOC SYS_XQDOCURI SYS_XQDURDIV SYS_XQED4URI
+syn keyword plsqlKeyword SYS_XQENDSWITH SYS_XQERR SYS_XQERRH SYS_XQESHTMLURI SYS_XQEXLOBVAL SYS_XQEXSTWRP
+syn keyword plsqlKeyword SYS_XQEXTRACT SYS_XQEXTRREF SYS_XQEXVAL SYS_XQFB2STR SYS_XQFNBOOL SYS_XQFNCMP
+syn keyword plsqlKeyword SYS_XQFNDATIM SYS_XQFNLNAME SYS_XQFNNM SYS_XQFNNSURI SYS_XQFNPREDTRUTH SYS_XQFNQNM
+syn keyword plsqlKeyword SYS_XQFNROOT SYS_XQFORMATNUM SYS_XQFTCONTAIN SYS_XQFUNCR SYS_XQGETCONTENT
+syn keyword plsqlKeyword SYS_XQINDXOF SYS_XQINSERT SYS_XQINSPFX SYS_XQIRI2URI SYS_XQLANG SYS_XQLLNMFRMQNM
+syn keyword plsqlKeyword SYS_XQMKNODEREF SYS_XQNILLED SYS_XQNODENAME SYS_XQNORMSPACE SYS_XQNORMUCODE
+syn keyword plsqlKeyword SYS_XQNSP4PFX SYS_XQNSPFRMQNM SYS_XQPFXFRMQNM SYS_XQPOLYABS SYS_XQPOLYADD
+syn keyword plsqlKeyword SYS_XQPOLYCEL SYS_XQPOLYCST SYS_XQPOLYCSTBL SYS_XQPOLYDIV SYS_XQPOLYFLR SYS_XQPOLYMOD
+syn keyword plsqlKeyword SYS_XQPOLYMUL SYS_XQPOLYRND SYS_XQPOLYSQRT SYS_XQPOLYSUB SYS_XQPOLYUMUS SYS_XQPOLYUPLS
+syn keyword plsqlKeyword SYS_XQPOLYVEQ SYS_XQPOLYVGE SYS_XQPOLYVGT SYS_XQPOLYVLE SYS_XQPOLYVLT SYS_XQPOLYVNE
+syn keyword plsqlKeyword SYS_XQREF2VAL SYS_XQRENAME SYS_XQREPLACE SYS_XQRESVURI SYS_XQRNDHALF2EVN SYS_XQRSLVQNM
+syn keyword plsqlKeyword SYS_XQRYENVPGET SYS_XQRYVARGET SYS_XQRYWRP SYS_XQSEQ2CON SYS_XQSEQ2CON4XC
+syn keyword plsqlKeyword SYS_XQSEQDEEPEQ SYS_XQSEQINSB SYS_XQSEQRM SYS_XQSEQRVS SYS_XQSEQSUB SYS_XQSEQTYPMATCH
+syn keyword plsqlKeyword SYS_XQSTARTSWITH SYS_XQSTATBURI SYS_XQSTR2CODEP SYS_XQSTRJOIN SYS_XQSUBSTRAFT
+syn keyword plsqlKeyword SYS_XQSUBSTRBEF SYS_XQTOKENIZE SYS_XQTREATAS SYS_XQXFORM SYS_XQ_ASQLCNV SYS_XQ_ATOMCNVCHK
+syn keyword plsqlKeyword SYS_XQ_NRNG SYS_XQ_PKSQL2XML SYS_XQ_UPKXML2SQL SYS_XSID_TO_RAW SYS_ZMAP_FILTER
+syn keyword plsqlKeyword SYS_ZMAP_REFRESH TABAUTH TABLES TABLESPACE TABLESPACE_NO TABLE_LOOKUP_BY_NL
+syn keyword plsqlKeyword TABLE_STATS TABNO TAG TAN TANH TARGET TBL$OR$IDX$PART$NUM TEMP TEMPFILE TEMPLATE
+syn keyword plsqlKeyword TEMPORARY TEMP_TABLE TENANT_ID TEST TEXT THAN THE THREAD THROUGH TIER TIES
+syn keyword plsqlKeyword TIMEOUT TIMES TIMESTAMP_TO_NUMBER TIMEZONE_ABBR TIMEZONE_HOUR TIMEZONE_MINUTE
+syn keyword plsqlKeyword TIMEZONE_OFFSET TIMEZONE_REGION TIME_ZONE TIV_GB TIV_SSF TOKEN TOPLEVEL TO_ACLID
+syn keyword plsqlKeyword TO_APPROX_COUNT_DISTINCT TO_APPROX_PERCENTILE TO_BINARY_DOUBLE TO_BINARY_FLOAT
+syn keyword plsqlKeyword TO_BLOB TO_CHAR TO_CLOB TO_DATE TO_DSINTERVAL TO_ISO_STRING TO_LOB TO_MULTI_BYTE
+syn keyword plsqlKeyword TO_NCHAR TO_NCLOB TO_NUMBER TO_SINGLE_BYTE TO_TIME TO_TIMESTAMP TO_TIMESTAMP_TZ
+syn keyword plsqlKeyword TO_TIME_TZ TO_UTC_TIMESTAMP_TZ TO_YMINTERVAL TRACE TRACING TRACKING TRAILING
+syn keyword plsqlKeyword TRANSACTION TRANSFORM TRANSFORM_DISTINCT_AGG TRANSITION TRANSITIONAL TRANSLATE
+syn keyword plsqlKeyword TRANSLATION TRANSPORTABLE TREAT TRIGGERS TRIM TRUNC TRUNCATE TRUST TRUSTED
+syn keyword plsqlKeyword TUNING TX TYPENAME TYPES TZ_OFFSET UB2 UBA UCS2 UID UNARCHIVED UNBOUND
+syn keyword plsqlKeyword UNBOUNDED UNCONDITIONAL UNDER UNDO UNDROP UNIFORM UNINSTALL UNION_ALL UNISTR
+syn keyword plsqlKeyword UNITE UNIXTIME UNLIMITED UNLOAD UNLOCK UNMATCHED UNNEST UNNEST_INNERJ_DISTINCT_VIEW
+syn keyword plsqlKeyword UNNEST_NOSEMIJ_NODISTINCTVIEW UNNEST_SEMIJ_VIEW UNPACKED UNPIVOT UNPLUG UNPROTECTED
+syn keyword plsqlKeyword UNQUIESCE UNRECOVERABLE UNRESTRICTED UNSUBSCRIBE UNTIL UNUSABLE UNUSED UPDATABLE
+syn keyword plsqlKeyword UPDATED UPDATEXML UPD_INDEXES UPD_JOININDEX UPGRADE UPPER UPSERT USABLE USAGE
+syn keyword plsqlKeyword USE USER USERENV USERGROUP USERS USER_DATA USER_DEFINED USER_RECYCLEBIN USER_TABLESPACES
+syn keyword plsqlKeyword USE_ANTI USE_CONCAT USE_CUBE USE_DAGG_UNION_ALL_GSETS USE_HASH USE_HASH_AGGREGATION
+syn keyword plsqlKeyword USE_HASH_GBY_FOR_DAGGPSHD USE_HASH_GBY_FOR_PUSHDOWN USE_HIDDEN_PARTITIONS
+syn keyword plsqlKeyword USE_INVISIBLE_INDEXES USE_MERGE USE_MERGE_CARTESIAN USE_NL USE_NL_WITH_INDEX
+syn keyword plsqlKeyword USE_PARTITION_WISE_DISTINCT USE_PARTITION_WISE_GBY USE_PARTITION_WISE_WIF
+syn keyword plsqlKeyword USE_PRIVATE_OUTLINES USE_SCALABLE_GBY_INVDIST USE_SEMI USE_STORED_OUTLINES
+syn keyword plsqlKeyword USE_TTT_FOR_GSETS USE_VECTOR_AGGREGATION USE_WEAK_NAME_RESL USING USING_NO_EXPAND
+syn keyword plsqlKeyword UTF16BE UTF16LE UTF32 UTF8 V1 V2 VALIDATE VALIDATE_CONVERSION VALIDATION VALID_TIME_END
+syn keyword plsqlKeyword VALUE VARIANCE VARRAY VARRAYS VAR_POP VAR_SAMP VECTOR VECTOR_ENCODE VECTOR_READ
+syn keyword plsqlKeyword VECTOR_READ_TRACE VECTOR_TRANSFORM VECTOR_TRANSFORM_DIMS VECTOR_TRANSFORM_FACT
+syn keyword plsqlKeyword VERIFIER VERIFY VERSION VERSIONING VERSIONS VERSIONS_ENDSCN VERSIONS_ENDTIME
+syn keyword plsqlKeyword VERSIONS_OPERATION VERSIONS_STARTSCN VERSIONS_STARTTIME VERSIONS_XID VIEWS
+syn keyword plsqlKeyword VIOLATION VIRTUAL VISIBILITY VISIBLE VOLUME VSIZE WAIT WALLET WEEK WEEKS WELLFORMED
+syn keyword plsqlKeyword WHENEVER WHITESPACE WIDTH_BUCKET WINDOW WITHIN WITHOUT WITH_EXPRESSION
+syn keyword plsqlKeyword WITH_PLSQL WORK WRAPPED WRAPPER WRITE XDB_FASTPATH_INSERT XID XML XML2OBJECT
+syn keyword plsqlKeyword XMLATTRIBUTES XMLCAST XMLCDATA XMLCOLATTVAL XMLCOMMENT XMLCONCAT XMLDIFF XMLELEMENT
+syn keyword plsqlKeyword XMLEXISTS XMLEXISTS2 XMLFOREST XMLINDEX_REWRITE XMLINDEX_REWRITE_IN_SELECT
+syn keyword plsqlKeyword XMLINDEX_SEL_IDX_TBL XMLISNODE XMLISVALID XMLNAMESPACES XMLPARSE XMLPATCH
+syn keyword plsqlKeyword XMLPI XMLQUERY XMLQUERYVAL XMLROOT XMLSCHEMA XMLSERIALIZE XMLTABLE XMLTOJSON
+syn keyword plsqlKeyword XMLTOKENSET XMLTRANSFORM XMLTRANSFORMBLOB XMLTSET_DML_ENABLE XML_DIAG XML_DML_RWT_STMT
+syn keyword plsqlKeyword XPATHTABLE XS XS_SYS_CONTEXT X_DYN_PRUNE YEARS YES ZONEMAP
+
+" Some of Oracle's Reserved keywords.
+syn keyword plsqlReserved ACCESSIBLE AGENT ALL ALTER ANY ASC BFILE_BASE BLOB_BASE BY
+"syn match   plsqlReserved "\<AS\>"
+syn keyword plsqlReserved C CALLING CHARSET CHARSETFORM CHARSETID CHAR_BASE CHECK CLOB_BASE CLUSTER
+syn keyword plsqlReserved COLLATE COMPILED COMPRESS CONNECT CONNECT_BY_ROOT CONSTRUCTOR CUSTOMDATUM
+syn keyword plsqlReserved DATE_BASE DEFAULT DESC DISTINCT DROP DURATION EXCEPT EXCLUSIVE
+syn match plsqlReserved "\<DELETE\>"
+syn keyword plsqlReserved EXIT FIXED FROM GENERAL GRANT GROUP HAVING IDENTIFIED INDEX
+syn match plsqlReserved "\<EXISTS\>"
+syn keyword plsqlReserved INDICES INTERFACE INTERSECT INTO LARGE LIMITED LOCK MAXLEN
+syn keyword plsqlReserved MINUS MODE NOCOMPRESS NOWAIT NUMBER_BASE OCICOLL OCIDATE OCIDATETIME
+syn keyword plsqlReserved OCIDURATION OCIINTERVAL OCILOBLOCATOR OCINUMBER OCIRAW OCIREF OCIREFCURSOR
+syn keyword plsqlReserved OCIROWID OCISTRING OCITYPE OF ON OPTION ORACLE ORADATA ORDER ORLANY ORLVARY
+syn keyword plsqlReserved OUT OVERRIDING PARALLEL_ENABLE PARAMETER PASCAL PCTFREE PIPE PIPELINED POLYMORPHIC
+syn keyword plsqlReserved PRAGMA PRIOR PUBLIC RAISE RECORD RELIES_ON REM RENAME RESOURCE RESULT REVOKE ROWID 
+syn keyword plsqlReserved SB1 SB2 SELECT SEPARATE SHARE SHORT SIZE SIZE_T SPARSE SQLCODE SQLDATA
+syn keyword plsqlReserved SQLNAME SQLSTATE STANDARD START STORED STRUCT STYLE SYNONYM TABLE TDO
+syn keyword plsqlReserved TRANSACTIONAL TRIGGER UB1 UB4 UNION UNIQUE UNSIGNED UNTRUSTED VALIST
+syn keyword plsqlReserved VALUES VARIABLE VIEW VOID WHERE WITH
+
+" PL/SQL and SQL functions.
+syn keyword plsqlFunction ABS ACOS ADD_MONTHS APPROX_COUNT APPROX_COUNT_DISTINCT APPROX_COUNT_DISTINCT_AGG
+syn keyword plsqlFunction APPROX_COUNT_DISTINCT_DETAIL APPROX_MEDIAN APPROX_PERCENTILE APPROX_PERCENTILE_AGG
+syn keyword plsqlFunction APPROX_PERCENTILE_DETAIL APPROX_RANK APPROX_SUM ASCII ASCIISTR ASIN ATAN ATAN2
+syn keyword plsqlFunction AVG BFILENAME BIN_TO_NUM BITAND CARDINALITY CAST CEIL CHARTOROWID CHR CLUSTER_DETAILS
+syn keyword plsqlFunction CLUSTER_DISTANCE CLUSTER_ID CLUSTER_PROBABILITY CLUSTER_SET COALESCE COLLATION
+syn keyword plsqlFunction COLLECT COMPOSE CONCAT CONVERT CON_DBID_TO_ID CON_GUID_TO_ID CON_NAME_TO_ID
+syn keyword plsqlFunction CON_UID_TO_ID CORR COS COSH COVAR_POP COVAR_SAMP CUME_DIST CURRENT_DATE
+syn keyword plsqlFunction CURRENT_TIMESTAMP CV DATAOBJ_TO_MAT_PARTITION DATAOBJ_TO_PARTITION DBTIMEZONE
+syn keyword plsqlFunction DECODE DECOMPOSE DENSE_RANK DEPTH DEREF DUMP EMPTY_BLOB EMPTY_CLOB EXISTSNODE
+syn keyword plsqlFunction EXP EXTRACT EXTRACTVALUE FEATURE_COMPARE FEATURE_DETAILS FEATURE_ID FEATURE_SET
+syn keyword plsqlFunction FEATURE_VALUE FIRST_VALUE FLOOR FROM_TZ GREATEST GROUPING GROUPING_ID
+syn keyword plsqlFunction GROUP_ID HEXTORAW INITCAP INSTR ITERATION_NUMBER JSON_ARRAY JSON_ARRAYAGG
+syn keyword plsqlFunction JSON_OBJECT JSON_OBJECTAGG JSON_QUERY JSON_TABLE JSON_VALUE LAG LAST_DAY
+syn keyword plsqlFunction LAST_VALUE LEAD LEAST LENGTH LISTAGG LN LNNVL LOCALTIMESTAMP LOG LOWER LPAD
+syn keyword plsqlFunction LTRIM MAKE_REF MAX MEDIAN MIN MOD MONTHS_BETWEEN NANVL NCHR NEW_TIME NEXT_DAY
+syn keyword plsqlFunction NLSSORT NLS_CHARSET_DECL_LEN NLS_CHARSET_ID NLS_CHARSET_NAME NLS_COLLATION_ID
+syn keyword plsqlFunction NLS_COLLATION_NAME NLS_INITCAP NLS_LOWER NLS_UPPER NTH_VALUE NTILE NULLIF
+syn keyword plsqlFunction NUMTODSINTERVAL NUMTOYMINTERVAL NVL NVL2 ORA_DM_PARTITION_NAME ORA_DST_AFFECTED
+syn keyword plsqlFunction ORA_DST_CONVERT ORA_DST_ERROR ORA_HASH ORA_INVOKING_USER ORA_INVOKING_USERID
+syn keyword plsqlFunction PATH PERCENTILE_CONT PERCENTILE_DISC PERCENT_RANK POWER POWERMULTISET POWERMULTISET_BY_CARDINALITY
+syn keyword plsqlFunction PREDICTION PREDICTION_BOUNDS PREDICTION_COST PREDICTION_DETAILS PREDICTION_PROBABILITY
+syn keyword plsqlFunction PREDICTION_SET PRESENTNNV PRESENTV PREVIOUS RANK RATIO_TO_REPORT RAWTOHEX
+syn keyword plsqlFunction RAWTONHEX REFTOHEX REGEXP_COUNT REGEXP_INSTR REGEXP_REPLACE REGEXP_SUBSTR
+syn keyword plsqlFunction REMAINDER ROUND ROUND ROWIDTOCHAR ROWIDTONCHAR ROW_NUMBER RPAD RTRIM
+syn keyword plsqlFunction SCN_TO_TIMESTAMP SESSIONTIMEZONE SIGN SIN SINH SOUNDEX SQRT STANDARD_HASH
+syn keyword plsqlFunction STATS_BINOMIAL_TEST STATS_CROSSTAB STATS_F_TEST STATS_KS_TEST STATS_MODE STATS_MW_TEST
+syn keyword plsqlFunction STATS_ONE_WAY_ANOVA STATS_WSR_TEST STDDEV STDDEV_POP STDDEV_SAMP SUBSTR SUM
+syn keyword plsqlFunction SYSDATE SYSTIMESTAMP SYS_CONNECT_BY_PATH SYS_CONTEXT SYS_DBURIGEN SYS_EXTRACT_UTC
+syn keyword plsqlFunction SYS_GUID SYS_OP_ZONE_ID SYS_TYPEID SYS_XMLAGG SYS_XMLGEN TAN TANH TIMESTAMP_TO_SCN
+syn keyword plsqlFunction TO_APPROX_COUNT_DISTINCT TO_APPROX_PERCENTILE TO_BINARY_DOUBLE TO_BINARY_FLOAT
+syn keyword plsqlFunction TO_BLOB TO_CHAR TO_CLOB TO_DATE TO_DSINTERVAL TO_LOB TO_MULTI_BYTE TO_NCHAR
+syn keyword plsqlFunction TO_NCLOB TO_NUMBER TO_SINGLE_BYTE TO_TIMESTAMP TO_TIMESTAMP_TZ TO_YMINTERVAL
+syn keyword plsqlFunction TRANSLATE TREAT TRIM TRUNC TZ_OFFSET UID UNISTR UPPER USER USERENV VALIDATE_CONVERSION
+syn keyword plsqlFunction VALUE VARIANCE VAR_POP VAR_SAMP VSIZE WIDTH_BUCKET XMLAGG XMLCAST XMLCDATA
+syn keyword plsqlFunction XMLCOLATTVAL XMLCOMMENT XMLCONCAT XMLDIFF XMLELEMENT XMLEXISTS XMLFOREST XMLISVALID
+syn keyword plsqlFunction XMLPARSE XMLPATCH XMLPI XMLQUERY XMLROOT XMLSEQUENCE XMLSERIALIZE XMLTABLE
+syn keyword plsqlFunction XMLTRANSFORM
+syn keyword plsqlFunction CURRVAL NEXTVAL
+syn match   plsqlFunction "\<SYS\$LOB_REPLICATION\>"
+syn match   plsqlFunction "\.COUNT\>"hs=s+1
+syn match   plsqlFunction "\.EXISTS\>"hs=s+1
+syn match   plsqlFunction "\.FIRST\>"hs=s+1
+syn match   plsqlFunction "\.LAST\>"hs=s+1
+syn match   plsqlFunction "\.DELETE\>"hs=s+1
+syn match   plsqlFunction "\.PREV\>"hs=s+1
+syn match   plsqlFunction "\.NEXT\>"hs=s+1
+
+if exists("plsql_legacy_sql_keywords")
 " Some of Oracle's SQL keywords.
 syn keyword plsqlSQLKeyword ABORT ACCESS ACCESSED ADD AFTER ALL ALTER AND ANY
-syn keyword plsqlSQLKeyword AS ASC ATTRIBUTE AUDIT AUTHORIZATION AVG BASE_TABLE
+syn keyword plsqlSQLKeyword ASC ATTRIBUTE AUDIT AUTHORIZATION AVG BASE_TABLE
 syn keyword plsqlSQLKeyword BEFORE BETWEEN BY CASCADE CAST CHECK CLUSTER
 syn keyword plsqlSQLKeyword CLUSTERS COLAUTH COLUMN COMMENT COMPRESS CONNECT
-syn keyword plsqlSQLKeyword CONSTRAINT CRASH CREATE CURRENT DATA DATABASE
+syn keyword plsqlSQLKeyword CONSTRAINT CRASH CURRENT DATA DATABASE
 syn keyword plsqlSQLKeyword DATA_BASE DBA DEFAULT DELAY DELETE DESC DISTINCT
-syn keyword plsqlSQLKeyword DROP DUAL ELSE EXCLUSIVE EXISTS EXTENDS EXTRACT
+syn keyword plsqlSQLKeyword DROP DUAL EXCLUSIVE EXISTS EXTENDS EXTRACT
 syn keyword plsqlSQLKeyword FILE FORCE FOREIGN FROM GRANT GROUP HAVING HEAP
 syn keyword plsqlSQLKeyword IDENTIFIED IDENTIFIER IMMEDIATE IN INCLUDING
 syn keyword plsqlSQLKeyword INCREMENT INDEX INDEXES INITIAL INSERT INSTEAD
-syn keyword plsqlSQLKeyword INTERSECT INTO INVALIDATE IS ISOLATION KEY LIBRARY
+syn keyword plsqlSQLKeyword INTERSECT INTO INVALIDATE ISOLATION KEY LIBRARY
 syn keyword plsqlSQLKeyword LIKE LOCK MAXEXTENTS MINUS MODE MODIFY MULTISET
 syn keyword plsqlSQLKeyword NESTED NOAUDIT NOCOMPRESS NOT NOWAIT OF OFF OFFLINE
-syn keyword plsqlSQLKeyword ON ONLINE OPERATOR OPTION OR ORDER ORGANIZATION
+syn keyword plsqlSQLKeyword ON ONLINE OPERATOR OPTION ORDER ORGANIZATION
 syn keyword plsqlSQLKeyword PCTFREE PRIMARY PRIOR PRIVATE PRIVILEGES PUBLIC
 syn keyword plsqlSQLKeyword QUOTA RELEASE RENAME REPLACE RESOURCE REVOKE ROLLBACK
 syn keyword plsqlSQLKeyword ROW ROWLABEL ROWS SCHEMA SELECT SEPARATE SESSION SET
@@ -64,71 +539,21 @@
 syn keyword plsqlSQLKeyword SYSDATE TABLE TABLES TABLESPACE TEMPORARY TO TREAT
 syn keyword plsqlSQLKeyword TRIGGER TRUNCATE UID UNION UNIQUE UNLIMITED UPDATE
 syn keyword plsqlSQLKeyword USE USER VALIDATE VALUES VIEW WHENEVER WHERE WITH
+endif
 
-" PL/SQL's own keywords.
-syn keyword plsqlKeyword AGENT AND ANY ARRAY ASSIGN AS AT AUTHID BEGIN BODY BY
-syn keyword plsqlKeyword BULK C CASE CHAR_BASE CHARSETFORM CHARSETID CLOSE
-syn keyword plsqlKeyword COLLECT CONSTANT CONSTRUCTOR CONTEXT CURRVAL DECLARE
-syn keyword plsqlKeyword DVOID EXCEPTION EXCEPTION_INIT EXECUTE EXIT FETCH
-syn keyword plsqlKeyword FINAL FUNCTION GOTO HASH IMMEDIATE IN INDICATOR
-syn keyword plsqlKeyword INSTANTIABLE IS JAVA LANGUAGE LIBRARY MAP MAXLEN
-syn keyword plsqlKeyword MEMBER NAME NEW NOCOPY NUMBER_BASE OBJECT OCICOLL
-syn keyword plsqlKeyword OCIDATE OCIDATETIME OCILOBLOCATOR OCINUMBER OCIRAW
-syn keyword plsqlKeyword OCISTRING OF OPAQUE OPEN OR ORDER OTHERS OUT
-syn keyword plsqlKeyword OVERRIDING PACKAGE PARALLEL_ENABLE PARAMETERS
-syn keyword plsqlKeyword PARTITION PIPELINED PRAGMA PROCEDURE RAISE RANGE REF
-syn keyword plsqlKeyword RESULT RETURN REVERSE ROWTYPE SB1 SELF SHORT SIZE_T
-syn keyword plsqlKeyword SQL SQLCODE SQLERRM STATIC STRUCT SUBTYPE TDO THEN
-syn keyword plsqlKeyword TABLE TIMEZONE_ABBR TIMEZONE_HOUR TIMEZONE_MINUTE
-syn keyword plsqlKeyword TIMEZONE_REGION TYPE UNDER UNSIGNED USING VARIANCE
-syn keyword plsqlKeyword VARRAY VARYING WHEN WRITE
-syn match   plsqlKeyword "\<END\>"
-syn match   plsqlKeyword "\.COUNT\>"hs=s+1
-syn match   plsqlKeyword "\.EXISTS\>"hs=s+1
-syn match   plsqlKeyword "\.FIRST\>"hs=s+1
-syn match   plsqlKeyword "\.LAST\>"hs=s+1
-syn match   plsqlKeyword "\.DELETE\>"hs=s+1
-syn match   plsqlKeyword "\.PREV\>"hs=s+1
-syn match   plsqlKeyword "\.NEXT\>"hs=s+1
 
-" PL/SQL functions.
-syn keyword plsqlFunction ABS ACOS ADD_MONTHS ASCII ASCIISTR ASIN ATAN ATAN2
-syn keyword plsqlFunction BFILENAME BITAND CEIL CHARTOROWID CHR COALESCE
-syn keyword plsqlFunction COMMIT COMMIT_CM COMPOSE CONCAT  CONVERT  COS COSH
-syn keyword plsqlFunction COUNT CUBE CURRENT_DATE CURRENT_TIME CURRENT_TIMESTAMP
-syn keyword plsqlFunction DBTIMEZONE DECODE DECOMPOSE DEREF DUMP EMPTY_BLOB
-syn keyword plsqlFunction EMPTY_CLOB EXISTS EXP FLOOR FROM_TZ GETBND GLB
-syn keyword plsqlFunction GREATEST GREATEST_LB GROUPING HEXTORAW  INITCAP
-syn keyword plsqlFunction INSTR INSTR2 INSTR4 INSTRB INSTRC ISNCHAR LAST_DAY
-syn keyword plsqlFunction LEAST LEAST_UB LENGTH LENGTH2 LENGTH4 LENGTHB LENGTHC
-syn keyword plsqlFunction LN LOCALTIME LOCALTIMESTAMP LOG LOWER LPAD
-syn keyword plsqlFunction LTRIM LUB MAKE_REF MAX MIN MOD MONTHS_BETWEEN
-syn keyword plsqlFunction NCHARTOROWID NCHR NEW_TIME NEXT_DAY NHEXTORAW
-syn keyword plsqlFunction NLS_CHARSET_DECL_LEN NLS_CHARSET_ID NLS_CHARSET_NAME
-syn keyword plsqlFunction NLS_INITCAP NLS_LOWER NLSSORT NLS_UPPER NULLFN NULLIF
-syn keyword plsqlFunction NUMTODSINTERVAL NUMTOYMINTERVAL NVL POWER
-syn keyword plsqlFunction RAISE_APPLICATION_ERROR RAWTOHEX RAWTONHEX REF
-syn keyword plsqlFunction REFTOHEX REPLACE ROLLBACK_NR ROLLBACK_SV ROLLUP ROUND
-syn keyword plsqlFunction ROWIDTOCHAR ROWIDTONCHAR ROWLABEL RPAD RTRIM
-syn keyword plsqlFunction SAVEPOINT SESSIONTIMEZONE SETBND SET_TRANSACTION_USE
-syn keyword plsqlFunction SIGN SIN SINH SOUNDEX SQLCODE SQLERRM SQRT STDDEV
-syn keyword plsqlFunction SUBSTR SUBSTR2 SUBSTR4 SUBSTRB SUBSTRC SUM
-syn keyword plsqlFunction SYS_AT_TIME_ZONE SYS_CONTEXT SYSDATE SYS_EXTRACT_UTC
-syn keyword plsqlFunction SYS_GUID SYS_LITERALTODATE SYS_LITERALTODSINTERVAL
-syn keyword plsqlFunction SYS_LITERALTOTIME SYS_LITERALTOTIMESTAMP
-syn keyword plsqlFunction SYS_LITERALTOTZTIME SYS_LITERALTOTZTIMESTAMP
-syn keyword plsqlFunction SYS_LITERALTOYMINTERVAL SYS_OVER__DD SYS_OVER__DI
-syn keyword plsqlFunction SYS_OVER__ID SYS_OVER_IID SYS_OVER_IIT
-syn keyword plsqlFunction SYS_OVER__IT SYS_OVER__TI SYS_OVER__TT
-syn keyword plsqlFunction SYSTIMESTAMP TAN TANH TO_ANYLOB TO_BLOB TO_CHAR
-syn keyword plsqlFunction TO_CLOB TO_DATE TO_DSINTERVAL TO_LABEL TO_MULTI_BYTE
-syn keyword plsqlFunction TO_NCHAR TO_NCLOB TO_NUMBER TO_RAW TO_SINGLE_BYTE
-syn keyword plsqlFunction TO_TIME TO_TIMESTAMP TO_TIMESTAMP_TZ TO_TIME_TZ
-syn keyword plsqlFunction TO_YMINTERVAL TRANSLATE TREAT TRIM TRUNC TZ_OFFSET UID
-syn keyword plsqlFunction UNISTR UPPER UROWID USER USERENV VALUE VARIANCE
-syn keyword plsqlFunction VSIZE WORK XOR
-syn match   plsqlFunction "\<SYS\$LOB_REPLICATION\>"
-
+" The built-in types.
+syn keyword plsqlStorage CHAR BYTE VARCHAR2 NCHAR NVARCHAR2
+syn keyword plsqlStorage NUMBER FLOAT BINARY_FLOAT BINARY_DOUBLE LONG RAW
+syn keyword plsqlStorage DATE TIMESTAMP INTERVAL LOCAL TIME ZONE TO MONTH SECOND YEAR DAY
+syn keyword plsqlStorage BLOB CLOB NCLOB BFILE UROWID
+syn keyword plsqlStorage CHARACTER VARYING VARCHAR NATIONAL CHARACTER
+syn keyword plsqlStorage NUMERIC DECIMAL DEC INTEGER INT SMALLINT
+syn keyword plsqlStorage FLOAT DOUBLE PRECISION REAL
+syn keyword plsqlStorage SDO_GEOMETRY SDO_TOPO_GEOMETRY SDO_GEORASTER
+syn keyword plsqlStorage REF ANYTYPE ANYDATA ANYDATASET XMLTYPE HTTPURITYPE XDBURITYPE DUBRITYPE
+syn keyword plsqlStorage BOOLEAN PLS_INTEGER BINARY_INTEGER SIMPLE_FLOAT SIMPLE_INTEGER SIMPLE_DOUBLE SYS_REFCURSOR
+"
 " PL/SQL Exceptions
 syn keyword plsqlException ACCESS_INTO_NULL CASE_NOT_FOUND COLLECTION_IS_NULL
 syn keyword plsqlException CURSOR_ALREADY_OPEN DUP_VAL_ON_INDEX INVALID_CURSOR
@@ -139,32 +564,31 @@
 syn keyword plsqlException TIMEOUT_ON_RESOURCE TOO_MANY_ROWS VALUE_ERROR
 syn keyword plsqlException ZERO_DIVIDE
 
-" Oracle Pseudo Colums.
-syn keyword plsqlPseudo CURRVAL LEVEL NEXTVAL ROWID ROWNUM
-
 if exists("plsql_highlight_triggers")
   syn keyword plsqlTrigger INSERTING UPDATING DELETING
 endif
 
-" Conditionals.
-syn keyword plsqlConditional ELSIF ELSE IF
-syn match   plsqlConditional "\<END\s\+IF\>"
+" so can not contain it for folding
+syn match plsqlBEGIN "\<BEGIN\>"
+syn match plsqlEND "\<END\>"
+syn match plsqlISAS "\<\%\(IS\|AS\)\>"
 
-" Loops.
-syn keyword plsqlRepeat FOR LOOP WHILE FORALL
-syn match   plsqlRepeat "\<END\s\+LOOP\>"
 
 " Various types of comments.
-if exists("c_comment_strings")
-  syntax match plsqlCommentSkip contained "^\s*\*\($\|\s\+\)"
-  syntax region plsqlCommentString contained start=+L\="+ skip=+\\\\\|\\"+ end=+"+ end=+\*/+me=s-1 contains=plsqlCommentSkip
-  syntax region plsqlComment2String contained start=+L\="+ skip=+\\\\\|\\"+ end=+"+ end="$"
-  syntax region plsqlCommentL start="--" skip="\\$" end="$" keepend contains=@plsqlCommentGroup,plsqlComment2String,plsqlCharLiteral,plsqlBooleanLiteral,plsqlNumbersCom,plsqlSpaceError
-  syntax region plsqlComment start="/\*" end="\*/" contains=@plsqlCommentGroup,plsqlComment2String,plsqlCharLiteral,plsqlBooleanLiteral,plsqlNumbersCom,plsqlSpaceError
+  syntax region plsqlCommentL start="--" skip="\\$" end="$" keepend extend contains=@plsqlCommentGroup,plsqlSpaceError
+if exists("plsql_fold")
+    syntax region plsqlComment
+        \ start="/\*" end="\*/"
+        \ extend
+        \ contains=@plsqlCommentGroup,plsqlSpaceError
+        \ fold
 else
-  syntax region plsqlCommentL start="--" skip="\\$" end="$" keepend contains=@plsqlCommentGroup,plsqlSpaceError
-  syntax region plsqlComment start="/\*" end="\*/" contains=@plsqlCommentGroup,plsqlSpaceError
+    syntax region plsqlComment
+        \ start="/\*" end="\*/"
+        \ extend
+        \ contains=@plsqlCommentGroup,plsqlSpaceError
 endif
+syn cluster plsqlCommentAll contains=plsqlCommentL,plsqlComment
 
 syn sync ccomment plsqlComment
 syn sync ccomment plsqlCommentL
@@ -173,28 +597,37 @@
 syn match   plsqlStringError "'.*$"
 
 " Various types of literals.
-syn match   plsqlNumbers transparent "\<[+-]\=\d\|[+-]\=\.\d" contains=plsqlIntLiteral,plsqlFloatLiteral
-syn match   plsqlNumbersCom contained transparent "\<[+-]\=\d\|[+-]\=\.\d" contains=plsqlIntLiteral,plsqlFloatLiteral
-syn match   plsqlIntLiteral contained "[+-]\=\d\+"
-syn match   plsqlFloatLiteral contained "[+-]\=\d\+\.\d*"
-syn match   plsqlFloatLiteral contained "[+-]\=\d*\.\d*"
-syn match   plsqlCharLiteral    "'[^']'"
-syn match   plsqlStringLiteral  "'\([^']\|''\)*'"
-syn keyword plsqlBooleanLiteral TRUE FALSE NULL
+" the + and - get sucked up as operators. Not sure how to take precedence here. Something to do with word boundaries.
+" most other syntax files do not try to includ +/- in the number token, so leave them as unary operators
+syn match   plsqlNumbers transparent "\<\d\|\.\d" contains=plsqlIntLiteral,plsqlFloatLiteral
+syn match   plsqlNumbersCom contained transparent "\<\d\|\.\d" contains=plsqlIntLiteral,plsqlFloatLiteral
+syn match   plsqlIntLiteral contained "\d\+"
+syn match   plsqlFloatLiteral contained "\d\+\.\%\(\d\+\%\([eE][+-]\?\d\+\)\?\)\?"
+syn match   plsqlFloatLiteral contained "\.\%\(\d\+\%\([eE][+-]\?\d\+\)\?\)"
 
-" The built-in types.
-syn keyword plsqlStorage ANYDATA ANYTYPE BFILE BINARY_INTEGER BLOB BOOLEAN
-syn keyword plsqlStorage BYTE CHAR CHARACTER CLOB CURSOR DATE DAY DEC DECIMAL
-syn keyword plsqlStorage DOUBLE DSINTERVAL_UNCONSTRAINED FLOAT HOUR
-syn keyword plsqlStorage INT INTEGER INTERVAL LOB LONG MINUTE
-syn keyword plsqlStorage MLSLABEL MONTH NATURAL NATURALN NCHAR NCHAR_CS NCLOB
-syn keyword plsqlStorage NUMBER NUMERIC NVARCHAR PLS_INT PLS_INTEGER
-syn keyword plsqlStorage POSITIVE POSITIVEN PRECISION RAW REAL RECORD
-syn keyword plsqlStorage SECOND SIGNTYPE SMALLINT STRING SYS_REFCURSOR TABLE TIME
-syn keyword plsqlStorage TIMESTAMP TIMESTAMP_UNCONSTRAINED
-syn keyword plsqlStorage TIMESTAMP_TZ_UNCONSTRAINED
-syn keyword plsqlStorage TIMESTAMP_LTZ_UNCONSTRAINED UROWID VARCHAR
-syn keyword plsqlStorage VARCHAR2 YEAR YMINTERVAL_UNCONSTRAINED ZONE
+" double quoted strings in SQL are database object names. Should be a subgroup of Normal.
+" We will use Character group as a proxy for that so color can be chosen close to Normal
+syn region plsqlQuotedIdentifier	matchgroup=plsqlOperator start=+n\?"+     end=+"+ keepend extend
+syn cluster plsqlIdentifiers contains=plsqlIdentifier,plsqlQuotedIdentifier
+
+" quoted string literals
+if exists("plsql_fold")
+    syn region plsqlStringLiteral	matchgroup=plsqlOperator start=+n\?'+  skip=+''+    end=+'+ fold keepend extend
+    syn region plsqlStringLiteral	matchgroup=plsqlOperator start=+n\?q'\z([^[(<{]\)+    end=+\z1'+ fold keepend extend
+    syn region plsqlStringLiteral	matchgroup=plsqlOperator start=+n\?q'<+   end=+>'+ fold keepend extend
+    syn region plsqlStringLiteral	matchgroup=plsqlOperator start=+n\?q'{+   end=+}'+ fold keepend extend
+    syn region plsqlStringLiteral	matchgroup=plsqlOperator start=+n\?q'(+   end=+)'+ fold keepend extend
+    syn region plsqlStringLiteral	matchgroup=plsqlOperator start=+n\?q'\[+  end=+]'+ fold keepend extend
+else
+    syn region plsqlStringLiteral	matchgroup=plsqlOperator start=+n\?'+  skip=+''+    end=+'+ 
+    syn region plsqlStringLiteral	matchgroup=plsqlOperator start=+n\?q'\z([^[(<{]\)+    end=+\z1'+ 
+    syn region plsqlStringLiteral	matchgroup=plsqlOperator start=+n\?q'<+   end=+>'+ 
+    syn region plsqlStringLiteral	matchgroup=plsqlOperator start=+n\?q'{+   end=+}'+ 
+    syn region plsqlStringLiteral	matchgroup=plsqlOperator start=+n\?q'(+   end=+)'+ 
+    syn region plsqlStringLiteral	matchgroup=plsqlOperator start=+n\?q'\[+  end=+]'+ 
+endif
+
+syn keyword plsqlBooleanLiteral TRUE FALSE 
 
 " A type-attribute is really a type.
 syn match plsqlTypeAttribute  "%\(TYPE\|ROWTYPE\)\>"
@@ -204,61 +637,246 @@
 
 " This'll catch mis-matched close-parens.
 syn cluster plsqlParenGroup contains=plsqlParenError,@plsqlCommentGroup,plsqlCommentSkip,plsqlIntLiteral,plsqlFloatLiteral,plsqlNumbersCom
-if exists("c_no_bracket_error")
-  syn region plsqlParen transparent start='(' end=')' contains=ALLBUT,@plsqlParenGroup
-  syn match plsqlParenError ")"
-  syn match plsqlErrInParen contained "[{}]"
-else
-  syn region plsqlParen transparent start='(' end=')' contains=ALLBUT,@plsqlParenGroup,plsqlErrInBracket
+
+if exists("plsql_bracket_error")
+  if exists("plsql_fold")
+    syn region plsqlParen start='(' end=')' contains=ALLBUT,@plsqlParenGroup,plsqlErrInBracket fold keepend extend transparent
+  else
+    syn region plsqlParen transparent start='(' end=')' contains=ALLBUT,@plsqlParenGroup,plsqlErrInBracket
+  endif
   syn match plsqlParenError "[\])]"
   syn match plsqlErrInParen contained "[{}]"
   syn region plsqlBracket transparent start='\[' end=']' contains=ALLBUT,@plsqlParenGroup,plsqlErrInParen
   syn match plsqlErrInBracket contained "[);{}]"
+else
+  if exists("plsql_fold")
+    syn region plsqlParen start='(' end=')' contains=ALLBUT,@plsqlParenGroup,@plsqlFoldingGroupIgnore,plsqlErrInParen fold keepend extend transparent
+  else
+    syn region plsqlParen transparent start='(' end=')' contains=ALLBUT,@plsqlParenGroup,@plsqlFoldingGroupIgnore,plsqlErrInParen
+  endif
+  "syn region plsqlParen transparent start='(' end=')' contains=ALLBUT,@plsqlParenGroup,@plsqlProcedureGroup,plsqlBlock,plsqlBlockCont,plsqlPackage,plsqlProcedureJava
+  syn match plsqlParenError ")"
+  syn match plsqlErrInParen contained "[{}]"
 endif
 
-" Syntax Synchronizing
-syn sync minlines=10 maxlines=100
+syn match plsqlReserved "\<BODY\>"
+syn match plsqlReserved "\<CREATE\_s\+\%\(OR\_s\+REPLACE\_s\+\)\?"
+" Loops.
+syn match   plsqlRepeat "\<\%\(FOR\|WHILE\|LOOP\|FORALL\)\>"
+syn match   plsqlRepeat "\<END\_s\+LOOP\>"
+syn match plsqlConditional "\<\%\(ELSIF\|IF\|ELSE\)\>"
+"syn match plsqlConditional "\<END\>\_s\+\<IF\>"
+syn match plsqlCase "\<CASE\>"
+"syn match plsqlCase "\<END\>\s_\+\<CASE\>"
 
+if exists("plsql_fold")
+    setlocal foldmethod=syntax
+    syn sync fromstart
+
+    syn cluster plsqlFoldingGroupIgnore contains=plsqlProcedureDeclaration
+
+    "syntax match plsqlWhiteSpaceGroup "\_s\+" contained transparent
+
+
+  if exists("plsql_procedure_fold")
+  " this fails when a begin/end block is in a procedure. Unable to figure out why. - Lee
+
+    syntax region plsqlProcedure
+        "\ start="\(create\(\_s\+or\_s\+replace\)\?\_s\+\)\?\<\(procedure\|function\)\>\_s\+\z([a-z][a-z0-9$_#]*\)"
+        \ start="\(create\(\_s\+or\_s\+replace\)\?\_s\+\)\?\<\(procedure\|function\)\>\_s\+\z([a-z][a-z0-9$_#]*\)\([^;]\|\n\)\{-}\(\_s\+\<\(is\|as\)\>\)\@="
+        \ end="\(\<end\>\(\_s\+\z1\)\?\_s*;\)"
+        \ fold
+        \ extend
+        \ transparent
+        \ keepend 
+        \ contains=plsqlProcedureDeclaration,plsqlProcedureBlock,@plsqlCommentAll,plsqlKeyword,plsqlReserved,plsqlTypeAttribute,plsqlStorage
+ 
+    syntax region plsqlProcedureDeclaration
+        \ transparent
+        \ fold
+        "\ start="\<\(is\|as\)\>\(\(\_.\)\{-}\<begin\>\)\@="
+        \ start="\<\(is\|as\)\>"
+        \ end="\(\_s\+\<begin\>\)\@="
+        \ nextgroup=plsqlProcedureBlock
+        \ contained
+        \ contains=ALLBUT,plsqlBlockCont,plsqlBlock,plsqlErrInBracket,plsqlPackage,plsqlProcedureDeclaration
+    ",plsqlProcedureBlock
+        \ keepend 
+        "\ extend
+" must have keepend which is weird because it is 0 lenght
+        " ,plsqlEnd,plsqlISAS
+    
+    syntax region plsqlProcedureBlock
+        \ start="\<begin\>"
+        "\ skip="\_s\+\<begin\>\_.\{-}\<end\>\_s*;"
+        \ matchgroup=NONE
+        \ end="\(\<end\>\(\_s\+\(if\|loop\|case\)\@![a-z][a-z0-9$_#]*\)\?\_s*;\)"
+        "\ end="\(\<end\>\)\@="
+        \ fold
+        \ contained
+        \ transparent
+        \ keepend
+        "\ extend
+        \ contains=ALLBUT,plsqlPackage,plsqlProcedure,plsqlProcedureBlock,plsqlProcedureDeclaration,plsqlProcedureJava,plsqlBlock
+
+    "syn cluster plsqlProcedureGroup contains=plsqlProcedure,plsqlProcedureDeclaration,plsqlProcedureBlock
+    syn cluster plsqlProcedureGroup contains=plsqlProcedure,plsqlProcedureDeclaration,plsqlProcedureBlock
+
+    " for inside packages
+    syn region plsqlProcedureSpec
+        \ start="\(procedure\|function\)\(\([^;]\|\n\)\{-}\<\(is\|as\)\>\)\@!"
+        "\ start="\(procedure\|function\)\(\([^;]\|\n\)\{-}\<\(is\|as\)\>\)\@!\(\_.*;\)\@="
+        \ end=";"
+        \ keepend extend
+        \ contains=@plsqlIdentifiers,plsqlKeyword,plsqlReserved,@plsqlCommentAll,plsqlParen
+        \ transparent
+    
+    syntax region plsqlBlockCont
+        \ transparent
+        \ start="\<begin\>"
+        \ end="\<end\>\_s*;"
+        \ fold
+        \ extend
+        \ contained
+        \ contains=ALLBUT,@plsqlProcedureGroup,plsqlPackage,plsqlErrInBracket,PlsqlProcedureJava,plsqlBlock
+        \ keepend
+        "\ end="\<end\>\_s*\;"
+
+    syntax region plsqlProcedureJava
+      \ matchgroup=NONE
+      \ start="\(\/\*\(\(\*\/\)\@!\_.\)*\*\/\_s*\)\?\(\(\(overriding\_s*\)\?member\|constructor\|static\)\_s*\)\?\<\(procedure\|function\)\>\_s*\(\k*\)\_[^;]\{-}\<\(is\|as\)\>\_s*language\_s*java\_s*name"
+      \ matchgroup=plsqlStringLiteral
+      \ end="'\_[^']*'\_s*;"
+      \ keepend extend
+      \ fold
+      \ contains=ALLBUT,plsqlProcedure,plsqlProcedureDeclaration,plsqlProcedureBlock,plsqlBlockCont,plsqlBlock,plsqlProcedureJava,plsqlErrInBracket,plsqlStringLiteral
+    
+    
+"    syntax region plsqlPackage
+"        \ start="\<create\>\_s\+\(or\_s\+replace\_s\+\)\?package\_s\+\(body\_s\+\)\?\z([a-z][a-z0-9$_#]*\)\>"
+"        \ matchgroup=plsqlEnd
+"        \ end="\<end\>\(\%\(\_s\+\z1\)\?\_s*;\)\@="
+"        \ fold
+"        \ transparent
+"        \ keepend extend
+"        \ contains=plsqlProcedure,plsqlBlockCont,@plsqlCommentAll,plsqlKeyword,plsqlReserved,@plsqlIdentifiers
+"        "\ contains=ALLBUT,plsqlPackage,plsqlProcedureDeclaration,plsqlBlock,plsqlConditionalBlock,plsqlLoopBlock,plsqlCaseBlock
+    
+    if exists("plsql_syntax_test_flag") 
+      hi plsqlProcedureDeclaration guifg='blue'
+      hi plsqlProcedureBlock guifg='red'
+      hi plsqlProcedure guifg='green'
+      hi plsqlCaseBlock guifg='pink'
+      hi plsqlBlock NONE
+    else
+      hi plsqlPackage NONE
+      hi plsqlProcedureDeclaration NONE
+      hi plsqlProcedureBlock NONE
+      hi plsqlProcedure NONE
+      hi plsqlBlock NONE
+      hi plsqlCaseBlock NONE
+    endif
+
+  " end plsql_procedure_fold
+  endif
+
+    syntax region plsqlBlock
+        \ start="\<begin\>"
+        "\ end="\<end\>\_s*\;"
+        \ end="\<end\>\(\_s\+\(if\|loop\|case\)\@![a-z][a-z0-9$_#]*\)\?\_s*;"
+        \ fold
+        \ transparent
+        \ contains=ALLBUT,@plsqlProcedureGroup,plsqlPackage,plsqlErrInBracket,PlsqlProcedureJava
+        \ keepend 
+        \ extend
+
+    syn region plsqlCaseBlock
+        \ transparent
+        \ start="\<case\>\(\_s*;\)\@!"
+        \ end="\<end\>\(\_s\+case\_s*;\)\?"
+        \ fold
+        \ contains=ALLBUT,@plsqlProcedureGroup,plsqlPackage,plsqlErrInBracket,PlsqlProcedureJava
+        \ keepend 
+        \ extend
+        "\ contained
+
+    syntax region plsqlLoopBlock
+        \ transparent
+        \ start="\<loop\>\(\_s*;\)\@!"
+        \ end="\<end\>\(\_s\+\<loop\>\)\?\_s*;"
+        \ fold
+        \ keepend extend
+        \ contained
+        \ contains=ALLBUT,@plsqlProcedureGroup,plsqlPackage,plsqlErrInBracket,PlsqlProcedureJava
+    
+    " Conditionals.
+    syn region plsqlConditionalBlock
+        \ transparent
+        \ start="\<if\>\(\_s*;\)\@!"
+        \ end="\<end\>\_s\+\<if\>\_s*;"
+        \ fold
+        \ keepend extend
+        \ contained
+        \ contains=ALLBUT,@plsqlProcedureGroup,plsqlPackage,plsqlErrInBracket,PlsqlProcedureJava
+    
+else
+    " Syntax Synchronizing
+    syn sync minlines=1000 maxlines=2000
+endif
+"
 " Define the default highlighting.
 " Only when an item doesn't have highlighting yet.
 
-hi def link plsqlAttribute		Macro
-hi def link plsqlBlockError	Error
-hi def link plsqlBooleanLiteral	Boolean
-hi def link plsqlCharLiteral	Character
-hi def link plsqlComment		Comment
-hi def link plsqlCommentL		Comment
-hi def link plsqlConditional	Conditional
-hi def link plsqlError		Error
-hi def link plsqlErrInBracket	Error
-hi def link plsqlErrInBlock	Error
-hi def link plsqlErrInParen	Error
-hi def link plsqlException		Function
-hi def link plsqlFloatLiteral	Float
-hi def link plsqlFunction		Function
-hi def link plsqlGarbage		Error
-hi def link plsqlHostIdentifier	Label
-hi def link plsqlIdentifier	Normal
-hi def link plsqlIntLiteral	Number
-hi def link plsqlOperator		Operator
-hi def link plsqlParen		Normal
-hi def link plsqlParenError	Error
-hi def link plsqlSpaceError	Error
-hi def link plsqlPseudo		PreProc
-hi def link plsqlKeyword		Keyword
-hi def link plsqlRepeat		Repeat
-hi def link plsqlStorage		StorageClass
-hi def link plsqlSQLKeyword	Function
-hi def link plsqlStringError	Error
-hi def link plsqlStringLiteral	String
-hi def link plsqlCommentString	String
-hi def link plsqlComment2String	String
-hi def link plsqlSymbol		Normal
-hi def link plsqlTrigger		Function
-hi def link plsqlTypeAttribute	StorageClass
-hi def link plsqlTodo		Todo
-
+  hi def link plsqlAttribute	    Macro
+  hi def link plsqlBlockError	    Error
+  hi def link plsqlBooleanLiteral   Boolean
+  hi def link plsqlQuotedIdentifier	Character
+  hi def link plsqlComment	        Comment
+  hi def link plsqlCommentL	        Comment
+  hi def link plsqlConditional	    Keyword
+  hi def link plsqlCase	            Conditional
+  hi def link plsqlError	        Error
+  hi def link plsqlErrInBracket	    Error
+  hi def link plsqlErrInBlock	    Error
+  hi def link plsqlErrInParen	    Error
+  hi def link plsqlException	    Function
+  hi def link plsqlFloatLiteral	    Float
+  hi def link plsqlFunction	        Function
+  hi def link plsqlGarbage	        Error
+  hi def link plsqlHostIdentifier   Label
+  hi def link plsqlIdentifier	    Normal
+  hi def link plsqlIntLiteral	    Number
+  hi def link plsqlOperator	        Operator
+  hi def link plsqlParenError	    Error
+  hi def link plsqlSpaceError	    Error
+  hi def link plsqlPseudo	        PreProc
+  hi def link plsqlKeyword	        Keyword
+  hi def link plsqlEND              Keyword
+  hi def link plsqlBEGIN            Keyword
+  hi def link plsqlISAS             Statement
+  hi def link plsqlReserved         Statement
+  hi def link plsqlRepeat	        Repeat
+  hi def link plsqlStorage	        StorageClass
+  hi def link plsqlFunction  	    Function
+  hi def link plsqlStringError	    Error
+  hi def link plsqlStringLiteral    String
+  hi def link plsqlCommentString    String
+  hi def link plsqlComment2String   String
+  hi def link plsqlTrigger	        Function
+  hi def link plsqlTypeAttribute    StorageClass
+  hi def link plsqlTodo		        Todo
+" to be able to change them, need override whether defined or not
+if exists("plsql_legacy_sql_keywords")
+    hi link plsqlSQLKeyword         Function
+    hi link plsqlSymbol	            Normal
+    hi link plsqlParen	            Normal
+else
+    hi link plsqlSymbol	            Special
+    hi link plsqlParen	            Special
+endif
 
 let b:current_syntax = "plsql"
+let &cpo = s:cpo_sav
+unlet! s:cpo_sav
 
-" vim: ts=8 sw=2
+" vim: ts=4 sw=4
diff --git a/runtime/syntax/tex.vim b/runtime/syntax/tex.vim
index ec0f7b9..5544fb6 100644
--- a/runtime/syntax/tex.vim
+++ b/runtime/syntax/tex.vim
@@ -1,8 +1,8 @@
 " Vim syntax file
 " Language:	TeX
 " Maintainer:	Charles E. Campbell <NcampObell@SdrPchip.AorgM-NOSPAM>
-" Last Change:	Jun 29, 2020
-" Version:	119
+" Last Change:	Apr 22, 2022
+" Version:	121
 " URL:		http://www.drchip.org/astronaut/vim/index.html#SYNTAX_TEX
 "
 " Notes: {{{1
@@ -173,13 +173,25 @@
  syn cluster texItalGroup add=texMatcher
 endif
 if !s:tex_nospell
- syn cluster texMatchGroup		contains=texAccent,texBadMath,texComment,texDefCmd,texDelimiter,texDocType,texInput,texLength,texLigature,texMatcher,texNewCmd,texNewEnv,texOnlyMath,texParen,texRefZone,texSection,texSpecialChar,texStatement,texString,texTypeSize,texTypeStyle,texBoldStyle,texBoldItalStyle,texItalStyle,texItalBoldStyle,texZone,texInputFile,texOption,@Spell
- syn cluster texMatchNMGroup		contains=texAccent,texBadMath,texComment,texDefCmd,texDelimiter,texDocType,texInput,texLength,texLigature,texMatcherNM,texNewCmd,texNewEnv,texOnlyMath,texParen,texRefZone,texSection,texSpecialChar,texStatement,texString,texTypeSize,texTypeStyle,texBoldStyle,texBoldItalStyle,texItalStyle,texItalBoldStyle,texZone,texInputFile,texOption,@Spell
- syn cluster texStyleGroup		contains=texAccent,texBadMath,texComment,texDefCmd,texDelimiter,texDocType,texInput,texLength,texLigature,texNewCmd,texNewEnv,texOnlyMath,texParen,texRefZone,texSection,texSpecialChar,texStatement,texString,texTypeSize,texTypeStyle,texBoldStyle,texBoldItalStyle,texItalStyle,texItalBoldStyle,texZone,texInputFile,texOption,texStyleStatement,texStyleMatcher,@Spell
+ if !s:tex_no_error
+  syn cluster texMatchGroup		contains=texAccent,texBadMath,texComment,texDefCmd,texDelimiter,texDocType,texError,texInput,texLength,texLigature,texMatcher,texNewCmd,texNewEnv,texOnlyMath,texParen,texRefZone,texSection,texSpecialChar,texStatement,texString,texTypeSize,texTypeStyle,texBoldStyle,texBoldItalStyle,texItalStyle,texItalBoldStyle,texZone,texInputFile,texOption,@Spell
+  syn cluster texMatchNMGroup		contains=texAccent,texBadMath,texComment,texDefCmd,texDelimiter,texDocType,texError,texInput,texLength,texLigature,texMatcherNM,texNewCmd,texNewEnv,texOnlyMath,texParen,texRefZone,texSection,texSpecialChar,texStatement,texString,texTypeSize,texTypeStyle,texBoldStyle,texBoldItalStyle,texItalStyle,texItalBoldStyle,texZone,texInputFile,texOption,@Spell
+  syn cluster texStyleGroup		contains=texAccent,texBadMath,texComment,texDefCmd,texDelimiter,texDocType,texError,texInput,texLength,texLigature,texNewCmd,texNewEnv,texOnlyMath,texParen,texRefZone,texSection,texSpecialChar,texStatement,texString,texTypeSize,texTypeStyle,texBoldStyle,texBoldItalStyle,texItalStyle,texItalBoldStyle,texZone,texInputFile,texOption,texStyleStatement,texStyleMatcher,@Spell
+ else
+  syn cluster texMatchGroup		contains=texAccent,texBadMath,texComment,texDefCmd,texDelimiter,texDocType,texInput,texLength,texLigature,texMatcher,texNewCmd,texNewEnv,texOnlyMath,texParen,texRefZone,texSection,texSpecialChar,texStatement,texString,texTypeSize,texTypeStyle,texBoldStyle,texBoldItalStyle,texItalStyle,texItalBoldStyle,texZone,texInputFile,texOption,@Spell
+  syn cluster texMatchNMGroup		contains=texAccent,texBadMath,texComment,texDefCmd,texDelimiter,texDocType,texInput,texLength,texLigature,texMatcherNM,texNewCmd,texNewEnv,texOnlyMath,texParen,texRefZone,texSection,texSpecialChar,texStatement,texString,texTypeSize,texTypeStyle,texBoldStyle,texBoldItalStyle,texItalStyle,texItalBoldStyle,texZone,texInputFile,texOption,@Spell
+  syn cluster texStyleGroup		contains=texAccent,texBadMath,texComment,texDefCmd,texDelimiter,texDocType,texInput,texLength,texLigature,texNewCmd,texNewEnv,texOnlyMath,texParen,texRefZone,texSection,texSpecialChar,texStatement,texString,texTypeSize,texTypeStyle,texBoldStyle,texBoldItalStyle,texItalStyle,texItalBoldStyle,texZone,texInputFile,texOption,texStyleStatement,texStyleMatcher,@Spell
+ endif
 else
- syn cluster texMatchGroup		contains=texAccent,texBadMath,texComment,texDefCmd,texDelimiter,texDocType,texInput,texLength,texLigature,texMatcher,texNewCmd,texNewEnv,texOnlyMath,texParen,texRefZone,texSection,texSpecialChar,texStatement,texString,texTypeSize,texTypeStyle,texZone,texInputFile,texOption
- syn cluster texMatchNMGroup		contains=texAccent,texBadMath,texComment,texDefCmd,texDelimiter,texDocType,texInput,texLength,texLigature,texMatcherNM,texNewCmd,texNewEnv,texOnlyMath,texParen,texRefZone,texSection,texSpecialChar,texStatement,texString,texTypeSize,texTypeStyle,texZone,texInputFile,texOption
- syn cluster texStyleGroup		contains=texAccent,texBadMath,texComment,texDefCmd,texDelimiter,texDocType,texInput,texLength,texLigature,texNewCmd,texNewEnv,texOnlyMath,texParen,texRefZone,texSection,texSpecialChar,texStatement,texString,texTypeSize,texTypeStyle,texZone,texInputFile,texOption,texStyleStatement,texStyleMatcher
+ if !s:tex_no_error
+  syn cluster texMatchGroup		contains=texAccent,texBadMath,texComment,texDefCmd,texDelimiter,texDocType,texError,texInput,texLength,texLigature,texMatcher,texNewCmd,texNewEnv,texOnlyMath,texParen,texRefZone,texSection,texSpecialChar,texStatement,texString,texTypeSize,texTypeStyle,texZone,texInputFile,texOption
+  syn cluster texMatchNMGroup		contains=texAccent,texBadMath,texComment,texDefCmd,texDelimiter,texDocType,texError,texInput,texLength,texLigature,texMatcherNM,texNewCmd,texNewEnv,texOnlyMath,texParen,texRefZone,texSection,texSpecialChar,texStatement,texString,texTypeSize,texTypeStyle,texZone,texInputFile,texOption
+  syn cluster texStyleGroup		contains=texAccent,texBadMath,texComment,texDefCmd,texDelimiter,texDocType,texError,texInput,texLength,texLigature,texNewCmd,texNewEnv,texOnlyMath,texParen,texRefZone,texSection,texSpecialChar,texStatement,texString,texTypeSize,texTypeStyle,texZone,texInputFile,texOption,texStyleStatement,texStyleMatcher
+ else
+  syn cluster texMatchGroup		contains=texAccent,texBadMath,texComment,texDefCmd,texDelimiter,texDocType,texInput,texLength,texLigature,texMatcher,texNewCmd,texNewEnv,texOnlyMath,texParen,texRefZone,texSection,texSpecialChar,texStatement,texString,texTypeSize,texTypeStyle,texZone,texInputFile,texOption
+  syn cluster texMatchNMGroup		contains=texAccent,texBadMath,texComment,texDefCmd,texDelimiter,texDocType,texInput,texLength,texLigature,texMatcherNM,texNewCmd,texNewEnv,texOnlyMath,texParen,texRefZone,texSection,texSpecialChar,texStatement,texString,texTypeSize,texTypeStyle,texZone,texInputFile,texOption
+  syn cluster texStyleGroup		contains=texAccent,texBadMath,texComment,texDefCmd,texDelimiter,texDocType,texInput,texLength,texLigature,texNewCmd,texNewEnv,texOnlyMath,texParen,texRefZone,texSection,texSpecialChar,texStatement,texString,texTypeSize,texTypeStyle,texZone,texInputFile,texOption,texStyleStatement,texStyleMatcher
+ endif
 endif
 syn cluster texPreambleMatchGroup	contains=texAccent,texBadMath,texComment,texDefCmd,texDelimiter,texDocType,texInput,texLength,texLigature,texMatcherNM,texNewCmd,texNewEnv,texOnlyMath,texParen,texRefZone,texSection,texSpecialChar,texStatement,texString,texTitle,texTypeSize,texTypeStyle,texZone,texInputFile,texOption,texMathZoneZ
 syn cluster texRefGroup			contains=texMatcher,texComment,texDelimiter
@@ -189,7 +201,7 @@
  syn cluster texMatchGroup		add=@texMathZones
  syn cluster texMathDelimGroup		contains=texMathDelimBad,texMathDelimKey,texMathDelimSet1,texMathDelimSet2
  syn cluster texMathMatchGroup		contains=@texMathZones,texComment,texDefCmd,texDelimiter,texDocType,texInput,texLength,texLigature,texMathDelim,texMathMatcher,texMathOper,texNewCmd,texNewEnv,texRefZone,texSection,texSpecialChar,texStatement,texString,texTypeSize,texTypeStyle,texZone
- syn cluster texMathZoneGroup		contains=texComment,texDelimiter,texLength,texMathDelim,texMathMatcher,texMathOper,texMathSymbol,texMathText,texRefZone,texSpecialChar,texStatement,texTypeSize,texTypeStyle
+ syn cluster texMathZoneGroup		contains=texBadPar,texComment,texDelimiter,texLength,texMathDelim,texMathMatcher,texMathOper,texMathSymbol,texMathText,texRefZone,texSpecialChar,texStatement,texTypeSize,texTypeStyle
  if !s:tex_no_error
   syn cluster texMathMatchGroup		add=texMathError
   syn cluster texMathZoneGroup		add=texMathError
@@ -214,21 +226,21 @@
 if s:tex_fast =~# 'm'
   if !s:tex_no_error
    if s:tex_matchcheck =~ '{'
-    syn region texMatcher	matchgroup=Delimiter start="{" skip="\\\\\|\\[{}]"	end="}"			transparent contains=@texMatchGroup,texError
-    syn region texMatcherNM	matchgroup=Delimiter start="{" skip="\\\\\|\\[{}]"	end="}"			transparent contains=@texMatchNMGroup,texError
+    syn region texMatcher	matchgroup=texDelimiter start="{" skip="\\\\\|\\[{}]"	end="}"			transparent contains=@texMatchGroup,texError
+    syn region texMatcherNM	matchgroup=texDelimiter start="{" skip="\\\\\|\\[{}]"	end="}"			transparent contains=@texMatchNMGroup,texError
    endif
    if s:tex_matchcheck =~ '\['
-    syn region texMatcher	matchgroup=Delimiter start="\["				end="]"			transparent contains=@texMatchGroup,texError,@NoSpell
-    syn region texMatcherNM	matchgroup=Delimiter start="\["				end="]"			transparent contains=@texMatchNMGroup,texError,@NoSpell
+    syn region texMatcher	matchgroup=texDelimiter start="\["				end="]"			transparent contains=@texMatchGroup,texError,@NoSpell
+    syn region texMatcherNM	matchgroup=texDelimiter start="\["				end="]"			transparent contains=@texMatchNMGroup,texError,@NoSpell
    endif
   else
    if s:tex_matchcheck =~ '{'
-    syn region texMatcher	matchgroup=Delimiter start="{" skip="\\\\\|\\[{}]"	end="}"			transparent contains=@texMatchGroup
-    syn region texMatcherNM	matchgroup=Delimiter start="{" skip="\\\\\|\\[{}]"	end="}"			transparent contains=@texMatchNMGroup
+    syn region texMatcher	matchgroup=texDelimiter start="{" skip="\\\\\|\\[{}]"	end="}"			transparent contains=@texMatchGroup
+    syn region texMatcherNM	matchgroup=texDelimiter start="{" skip="\\\\\|\\[{}]"	end="}"			transparent contains=@texMatchNMGroup
    endif
    if s:tex_matchcheck =~ '\['
-    syn region texMatcher	matchgroup=Delimiter start="\["				end="]"			transparent contains=@texMatchGroup
-    syn region texMatcherNM	matchgroup=Delimiter start="\["				end="]"			transparent contains=@texMatchNMGroup
+    syn region texMatcher	matchgroup=texDelimiter start="\["				end="]"			transparent contains=@texMatchGroup
+    syn region texMatcherNM	matchgroup=texDelimiter start="\["				end="]"			transparent contains=@texMatchNMGroup
    endif
   endif
   if s:tex_matchcheck =~ '('
@@ -251,7 +263,7 @@
    if !s:tex_no_error
     syn match  texMathError	"}"	contained
    endif
-   syn region texMathMatcher	matchgroup=Delimiter	start="{"          skip="\%(\\\\\)*\\}"     end="}" end="%stopzone\>"	contained contains=@texMathMatchGroup
+   syn region texMathMatcher	matchgroup=texDelimiter	start="{"          skip="\%(\\\\\)*\\}"     end="}" end="%stopzone\>"	contained contains=@texMathMatchGroup
   endif
 endif
 
@@ -291,14 +303,14 @@
 " \begin{}/\end{} section markers: {{{1
 syn match  texBeginEnd		"\\begin\>\|\\end\>" nextgroup=texBeginEndName
 if s:tex_fast =~# 'm'
-  syn region texBeginEndName		matchgroup=Delimiter	start="{"		end="}"	contained	nextgroup=texBeginEndModifier	contains=texComment
-  syn region texBeginEndModifier	matchgroup=Delimiter	start="\["		end="]"	contained	contains=texComment,@texMathZones,@NoSpell
+  syn region texBeginEndName		matchgroup=texDelimiter	start="{"		end="}"	contained	nextgroup=texBeginEndModifier	contains=texComment
+  syn region texBeginEndModifier	matchgroup=texDelimiter	start="\["		end="]"	contained	contains=texComment,@texMathZones,@NoSpell
 endif
 
 " \documentclass, \documentstyle, \usepackage: {{{1
 syn match  texDocType		"\\documentclass\>\|\\documentstyle\>\|\\usepackage\>"	nextgroup=texBeginEndName,texDocTypeArgs
 if s:tex_fast =~# 'm'
-  syn region texDocTypeArgs	matchgroup=Delimiter start="\[" end="]"			contained	nextgroup=texBeginEndName	contains=texComment,@NoSpell
+  syn region texDocTypeArgs	matchgroup=texDelimiter start="\[" end="]"			contained	nextgroup=texBeginEndName	contains=texComment,@NoSpell
 endif
 
 " Preamble syntax-based folding support: {{{1
@@ -312,7 +324,7 @@
 syn match texInputFile		"\\\(epsfig\|input\|usepackage\)\s*\(\[.*\]\)\={.\{-}}"		contains=texStatement,texInputCurlies,texInputFileOpt
 syn match texInputCurlies	"[{}]"								contained
 if s:tex_fast =~# 'm'
- syn region texInputFileOpt	matchgroup=Delimiter start="\[" end="\]"			contained	contains=texComment
+ syn region texInputFileOpt	matchgroup=texDelimiter start="\[" end="\]"			contained	contains=texComment
 endif
 
 " Type Styles (LaTeX 2.09): {{{1
@@ -334,10 +346,8 @@
 syn match texTypeStyle		"\\textmd\>"
 syn match texTypeStyle		"\\textrm\>"
 
-syn match texTypeStyle		"\\mathbb\>"
 syn match texTypeStyle		"\\mathbf\>"
 syn match texTypeStyle		"\\mathcal\>"
-syn match texTypeStyle		"\\mathfrak\>"
 syn match texTypeStyle		"\\mathit\>"
 syn match texTypeStyle		"\\mathnormal\>"
 syn match texTypeStyle		"\\mathrm\>"
@@ -430,6 +440,7 @@
  syn match texBadMath		"\\end\s*{\s*\(array\|[bBpvV]matrix\|split\|smallmatrix\)\s*}"
  syn match texBadMath		"\\end\s*{\s*\(displaymath\|equation\|eqnarray\|math\)\*\=\s*}"
  syn match texBadMath		"\\[\])]"
+ syn match texBadPar	contained  "\%(\\par\>\|^\s*\n.\)"
 endif
 
 " Math Zones: {{{1
@@ -475,15 +486,15 @@
  " Inline Math Zones: {{{2
  if s:tex_fast =~# 'M'
   if has("conceal") && &enc == 'utf-8' && s:tex_conceal =~# 'd'
-   syn region texMathZoneV	matchgroup=Delimiter start="\\("			matchgroup=Delimiter	end="\\)\|%stopzone\>"			keepend concealends contains=@texMathZoneGroup
-   syn region texMathZoneW	matchgroup=Delimiter start="\\\["			matchgroup=Delimiter	end="\\]\|%stopzone\>"			keepend concealends contains=@texMathZoneGroup
-   syn region texMathZoneX	matchgroup=Delimiter start="\$" skip="\\\\\|\\\$"	matchgroup=Delimiter	end="\$"	end="%stopzone\>"		concealends contains=@texMathZoneGroup
-   syn region texMathZoneY	matchgroup=Delimiter start="\$\$" 			matchgroup=Delimiter	end="\$\$"	end="%stopzone\>"	keepend concealends contains=@texMathZoneGroup
+   syn region texMathZoneV	matchgroup=texDelimiter start="\\("			matchgroup=texDelimiter	end="\\)\|%stopzone\>"			keepend concealends contains=@texMathZoneGroup
+   syn region texMathZoneW	matchgroup=texDelimiter start="\\\["			matchgroup=texDelimiter	end="\\]\|%stopzone\>"			keepend concealends contains=@texMathZoneGroup
+   syn region texMathZoneX	matchgroup=texDelimiter start="\$" skip="\\\\\|\\\$"	matchgroup=texDelimiter	end="\$"	end="%stopzone\>"		concealends contains=@texMathZoneGroup
+   syn region texMathZoneY	matchgroup=texDelimiter start="\$\$" 			matchgroup=texDelimiter	end="\$\$"	end="%stopzone\>"	keepend concealends contains=@texMathZoneGroup
   else
-   syn region texMathZoneV	matchgroup=Delimiter start="\\("			matchgroup=Delimiter	end="\\)\|%stopzone\>"			keepend contains=@texMathZoneGroup
-   syn region texMathZoneW	matchgroup=Delimiter start="\\\["			matchgroup=Delimiter	end="\\]\|%stopzone\>"			keepend contains=@texMathZoneGroup
-   syn region texMathZoneX	matchgroup=Delimiter start="\$" skip="\%(\\\\\)*\\\$"	matchgroup=Delimiter	end="\$"	end="%stopzone\>"		contains=@texMathZoneGroup
-   syn region texMathZoneY	matchgroup=Delimiter start="\$\$" 			matchgroup=Delimiter	end="\$\$"	end="%stopzone\>"	keepend	contains=@texMathZoneGroup
+   syn region texMathZoneV	matchgroup=texDelimiter start="\\("			matchgroup=texDelimiter	end="\\)\|%stopzone\>"			keepend contains=@texMathZoneGroup
+   syn region texMathZoneW	matchgroup=texDelimiter start="\\\["			matchgroup=texDelimiter	end="\\]\|%stopzone\>"			keepend contains=@texMathZoneGroup
+   syn region texMathZoneX	matchgroup=texDelimiter start="\$" skip="\%(\\\\\)*\\\$"	matchgroup=texDelimiter	end="\$"	end="%stopzone\>"		contains=@texMathZoneGroup
+   syn region texMathZoneY	matchgroup=texDelimiter start="\$\$" 			matchgroup=texDelimiter	end="\$\$"	end="%stopzone\>"	keepend	contains=@texMathZoneGroup
   endif
   syn region texMathZoneZ	matchgroup=texStatement start="\\ensuremath\s*{"	matchgroup=texStatement	end="}"		end="%stopzone\>"	contains=@texMathZoneGroup
  endif
@@ -650,23 +661,23 @@
   syn region texRefZone		matchgroup=texStatement start="\\label{"		end="}\|%stopzone\>"	contains=@texRefGroup
   syn region texRefZone		matchgroup=texStatement start="\\\(page\|eq\)ref{"	end="}\|%stopzone\>"	contains=@texRefGroup
   syn region texRefZone		matchgroup=texStatement start="\\v\=ref{"		end="}\|%stopzone\>"	contains=@texRefGroup
-  syn region texRefOption	contained	matchgroup=Delimiter start='\[' end=']'		contains=@texRefGroup,texRefZone	nextgroup=texRefOption,texCite
-  syn region texCite		contained	matchgroup=Delimiter start='{' end='}'		contains=@texRefGroup,texRefZone,texCite
+  syn region texRefOption	contained	matchgroup=texDelimiter start='\[' end=']'		contains=@texRefGroup,texRefZone	nextgroup=texRefOption,texCite
+  syn region texCite		contained	matchgroup=texDelimiter start='{' end='}'		contains=@texRefGroup,texRefZone,texCite
 endif
 syn match  texRefZone		'\\cite\%([tp]\*\=\)\=\>' nextgroup=texRefOption,texCite
 
-" Handle newcommand, newenvironment : {{{1
-syn match  texNewCmd				"\\newcommand\>"			nextgroup=texCmdName skipwhite skipnl
+" Handle (re)newcommand, (re)newenvironment : {{{1
+syn match  texNewCmd				"\\\%(re\)\=newcommand\>"		nextgroup=texCmdName skipwhite skipnl
 if s:tex_fast =~# 'V'
-  syn region texCmdName contained matchgroup=Delimiter start="{"rs=s+1  end="}"		nextgroup=texCmdArgs,texCmdBody skipwhite skipnl
-  syn region texCmdArgs contained matchgroup=Delimiter start="\["rs=s+1 end="]"		nextgroup=texCmdBody skipwhite skipnl
-  syn region texCmdBody contained matchgroup=Delimiter start="{"rs=s+1 skip="\\\\\|\\[{}]"	matchgroup=Delimiter end="}" contains=@texCmdGroup
+  syn region texCmdName contained matchgroup=texDelimiter start="{"rs=s+1  end="}"		nextgroup=texCmdArgs,texCmdBody skipwhite skipnl
+  syn region texCmdArgs contained matchgroup=texDelimiter start="\["rs=s+1 end="]"		nextgroup=texCmdBody skipwhite skipnl
+  syn region texCmdBody contained matchgroup=texDelimiter start="{"rs=s+1 skip="\\\\\|\\[{}]"	matchgroup=texDelimiter end="}" contains=@texCmdGroup
 endif
-syn match  texNewEnv				"\\newenvironment\>"			nextgroup=texEnvName skipwhite skipnl
+syn match  texNewEnv				"\\\%(re\)\=newenvironment\>"		nextgroup=texEnvName skipwhite skipnl
 if s:tex_fast =~# 'V'
-  syn region texEnvName contained matchgroup=Delimiter start="{"rs=s+1  end="}"		nextgroup=texEnvBgn skipwhite skipnl
-  syn region texEnvBgn  contained matchgroup=Delimiter start="{"rs=s+1  end="}"		nextgroup=texEnvEnd skipwhite skipnl contains=@texEnvGroup
-  syn region texEnvEnd  contained matchgroup=Delimiter start="{"rs=s+1  end="}"		skipwhite skipnl contains=@texEnvGroup
+  syn region texEnvName contained matchgroup=texDelimiter start="{"rs=s+1  end="}"		nextgroup=texEnvBgn skipwhite skipnl
+  syn region texEnvBgn  contained matchgroup=texDelimiter start="{"rs=s+1  end="}"		nextgroup=texEnvEnd skipwhite skipnl contains=@texEnvGroup
+  syn region texEnvEnd  contained matchgroup=texDelimiter start="{"rs=s+1  end="}"		skipwhite skipnl contains=@texEnvGroup
 endif
 
 " Definitions/Commands: {{{1
@@ -694,8 +705,8 @@
  endif
  syn match  texStyleStatement		"\\[a-zA-Z@]\+"	contained
  if s:tex_fast =~# 'S'
-  syn region texStyleMatcher		matchgroup=Delimiter start="{" skip="\\\\\|\\[{}]"	end="}"		contains=@texStyleGroup,texError	contained
-  syn region texStyleMatcher		matchgroup=Delimiter start="\["				end="]"		contains=@texStyleGroup,texError	contained
+  syn region texStyleMatcher		matchgroup=texDelimiter start="{" skip="\\\\\|\\[{}]"	end="}"		contains=@texStyleGroup,texError	contained
+  syn region texStyleMatcher		matchgroup=texDelimiter start="\["				end="]"		contains=@texStyleGroup,texError	contained
  endif
 endif
 
@@ -1017,8 +1028,8 @@
  " Superscripts/Subscripts {{{2
  if s:tex_conceal =~# 's'
   if s:tex_fast =~# 's'
-   syn region texSuperscript	matchgroup=Delimiter start='\^{'	skip="\\\\\|\\[{}]" end='}'	contained concealends contains=texSpecialChar,texSuperscripts,texStatement,texSubscript,texSuperscript,texMathMatcher
-   syn region texSubscript	matchgroup=Delimiter start='_{'		skip="\\\\\|\\[{}]" end='}'	contained concealends contains=texSpecialChar,texSubscripts,texStatement,texSubscript,texSuperscript,texMathMatcher
+   syn region texSuperscript	matchgroup=texDelimiter start='\^{'	skip="\\\\\|\\[{}]" end='}'	contained concealends contains=texSpecialChar,texSuperscripts,texStatement,texSubscript,texSuperscript,texMathMatcher
+   syn region texSubscript	matchgroup=texDelimiter start='_{'		skip="\\\\\|\\[{}]" end='}'	contained concealends contains=texSpecialChar,texSubscripts,texStatement,texSubscript,texSuperscript,texMathMatcher
   endif
   " s:SuperSub:
   fun! s:SuperSub(group,leader,pat,cchar)
@@ -1255,6 +1266,7 @@
   if !exists("g:tex_no_error")
    if !exists("g:tex_no_math")
     hi def link texBadMath		texError
+    hi def link texBadPar		texBadMath
     hi def link texMathDelimBad		texError
     hi def link texMathError		texError
     if !b:tex_stylish
diff --git a/runtime/syntax/vim.vim b/runtime/syntax/vim.vim
index f98b2d4..65b9776 100644
--- a/runtime/syntax/vim.vim
+++ b/runtime/syntax/vim.vim
@@ -1,8 +1,8 @@
 " Vim syntax file
 " Language:	Vim 8.2 script
 " Maintainer:	Charles E. Campbell <NcampObell@SdrPchip.AorgM-NOSPAM>
-" Last Change:	April 10, 2022
-" Version:	8.2-34
+" Last Change:	April 26, 2022
+" Version:	8.2-36
 " URL:	http://www.drchip.org/astronaut/vim/index.html#SYNTAX_VIM
 " Automatically generated keyword lists: {{{1
 
@@ -27,7 +27,7 @@
 syn keyword vimCommand contained	addd arge[dit] bN[ext] bel[owright] bp[revious] bro[wse] cNf[ile] cadde[xpr] cbe[fore] cdo cg[etfile] checkt[ime] clo[se] co[py] con[tinue] cq[uit] cuna[bbrev] defc[ompile] deletl dep diffpu[t] dj[ump] dp earlier el[se] endenum ene[w] export filt[er] fo[ld] fu[nction] gvim helpt[ags] iabc[lear] import isp[lit] keepa l[ist] laf[ter] lbel[ow] lcscope lf[ile] lgr[ep] lli[st] lnf[ile] lol[der] lt[ag] lw[indow] menut[ranslate] mkvie[w] nbc[lose] noh[lsearch] ol[dfiles] pa[ckadd] po[p] prof[ile] pta[g] ptr[ewind] py3f[ile] pythonx quita[ll] redraws[tatus] rew[ind] rubyf[ile] sIg sa[rgument] sba[ll] sbr[ewind] scl scscope sfir[st] sgl sic sin sm[ap] snoreme spelld[ump] spellw[rong] srg sta[g] stopi[nsert] sunmenu sync tab tabfir[st] tabp[revious] tcl th[row] tlnoremenu tn[ext] ts[elect] undoj[oin] up[date] vi[sual] viu[sage] wh[ile] wp[revious] xa[ll] xprop z[^.=]
 syn keyword vimCommand contained	al[l]
 syn match   vimCommand contained	"\<z[-+^.=]\=\>"
-syn keyword vimStdPlugin contained	Arguments Asm Break Cfilter Clear Continue DiffOrig Evaluate Finish Gdb Lfilter Man N[ext] Over P[rint] Program Run S Source Step Stop Termdebug TermdebugCommand TOhtml Winbar XMLent XMLns
+syn keyword vimStdPlugin contained	Arguments Asm Break Cfilter Clear Continue DiffOrig Evaluate Finish Gdb Lfilter Man N[ext] Over P[rint] Program Run S Source Step Stop Termdebug TermdebugCommand TOhtml Until Winbar XMLent XMLns
 
 " vimOptions are caught only when contained in a vimSet {{{2
 syn keyword vimOption contained	acd ambw arshape aw backupskip beval bk bri bufhidden cdh ci cinsd cms commentstring conceallevel cpt cscopetagorder csto cursorlineopt dg dir ed enc errorfile fcl fdn ffs fillchars fo foldmarker formatoptions gdefault gp guifontwide helpheight history hlsearch imaf ims includeexpr infercase iskeyword keywordprg laststatus lispwords lrm magic maxfuncdepth menuitems mm modifiable mousemev mps nu opendevice paste pex pmbfn printencoding pt pythonhome quoteescape renderoptions rlc ruf scb scrolloff selectmode shellquote shiftwidth showmode sj sn spellfile spo st su swf ta taglength tbis termguicolors textmode thesaurusfunc titlestring tpm ttimeoutlen ttyscroll tx undolevels vartabstop vfile virtualedit warn wfh wildchar wim winminheight wmh write
@@ -79,12 +79,12 @@
 syn case match
 
 " Function Names {{{2
-syn keyword vimFuncName contained	abs argc assert_equal assert_match atan browse bufloaded byteidx charclass chdir ch_log ch_sendexpr col copy debugbreak diff_hlID empty execute expandcmd filter floor foldlevel function getchangelist getcmdline getcursorcharpos getftime getmarklist getreg gettabwinvar getwinposx globpath histadd hlget indent inputrestore invert items job_status json_decode libcallnr list2str log mapcheck matchaddpos matchfuzzypos menu_info nextnonblank popup_atcursor popup_dialog popup_getoptions popup_menu popup_show prompt_setcallback prop_clear prop_type_change pumvisible range reduce reltimestr remote_send resolve screenchar screenstring searchpairpos setbufvar setcursorcharpos setmatches settabwinvar shiftwidth sign_place simplify sound_clear spellbadword state strcharpart stridx strridx swapinfo synIDtrans tabpagenr tanh term_getaltscreen term_getline term_gettty term_setansicolors term_start test_garbagecollect_now test_null_blob test_null_list test_refcount test_void timer_stopall trunc uniq winbufnr win_getid win_id2win winnr win_splitmove
-syn keyword vimFuncName contained	acos argidx assert_equalfile assert_nobeep atan2 browsedir bufname byteidxcomp charcol ch_evalexpr ch_logfile ch_sendraw complete cos deepcopy digraph_get environ exepath extend finddir fmod foldtext garbagecollect getchar getcmdpos getcwd getftype getmatches getreginfo gettagstack getwinposy has histdel hlID index inputsave isdirectory job_getchannel job_stop json_encode line listener_add log10 mapnew matcharg matchlist min nr2char popup_beval popup_filter_menu popup_getpos popup_move pow prompt_setinterrupt prop_find prop_type_delete py3eval readblob reg_executing remote_expr remote_startserver reverse screenchars search searchpos setcellwidths setenv setpos settagstack sign_define sign_placelist sin soundfold spellsuggest str2float strchars string strtrans swapname synstack tabpagewinnr tempname term_getansicolors term_getscrolled terminalprops term_setapi term_wait test_garbagecollect_soon test_null_channel test_null_partial test_setmouse timer_info tolower type values wincol win_gettype winlayout winrestcmd winwidth
-syn keyword vimFuncName contained	add arglistid assert_exception assert_notequal balloon_gettext bufadd bufnr call charidx ch_evalraw ch_open ch_setoptions complete_add cosh delete digraph_getlist escape exists extendnew findfile fnameescape foldtextresult get getcharmod getcmdtype getenv getimstatus getmousepos getregtype gettext getwinvar has_key histget hlset input inputsecret isinf job_info join keys line2byte listener_flush luaeval mapset matchdelete matchstr mkdir or popup_clear popup_filter_yesno popup_hide popup_notification prevnonblank prompt_setprompt prop_list prop_type_get pyeval readdir reg_recording remote_foreground remove round screencol searchcount server2client setcharpos setfperm setqflist setwinvar sign_getdefined sign_undefine sinh sound_playevent split str2list strdisplaywidth strlen strwidth synconcealed system tagfiles term_dumpdiff term_getattr term_getsize term_list term_setkill test_alloc_fail test_getvalue test_null_dict test_null_string test_settime timer_pause toupper typename virtcol windowsversion win_gotoid winline winrestview wordcount
-syn keyword vimFuncName contained	and argv assert_fails assert_notmatch balloon_show bufexists bufwinid ceil ch_canread ch_getbufnr ch_read ch_status complete_check count deletebufline digraph_set eval exists_compiled feedkeys flatten fnamemodify foreground getbufinfo getcharpos getcmdwintype getfontname getjumplist getpid gettabinfo getwininfo glob haslocaldir histnr hostname inputdialog insert islocked job_setoptions js_decode len lispindent listener_remove map match matchend matchstrpos mode pathshorten popup_close popup_findinfo popup_list popup_setoptions printf prop_add prop_remove prop_type_list pyxeval readdirex reltime remote_peek rename rubyeval screenpos searchdecl serverlist setcharsearch setline setreg sha256 sign_getplaced sign_unplace slice sound_playfile sqrt str2nr strftime strpart submatch synID systemlist taglist term_dumpload term_getcursor term_getstatus term_scrape term_setrestore test_autochdir test_gui_event test_null_function test_option_not_set test_srand_seed timer_start tr undofile visualmode win_execute winheight win_move_separator winsaveview writefile
-syn keyword vimFuncName contained	append asin assert_false assert_report balloon_split buflisted bufwinnr changenr ch_close ch_getjob ch_readblob cindent complete_info cscope_connection did_filetype digraph_setlist eventhandler exp filereadable flattennew foldclosed fullcommand getbufline getcharsearch getcompletion getfperm getline getpos gettabvar getwinpos glob2regpat hasmapto hlexists iconv inputlist interrupt isnan job_start js_encode libcall list2blob localtime maparg matchadd matchfuzzy max mzeval perleval popup_create popup_findpreview popup_locate popup_settext prompt_getprompt prop_add_list prop_type_add pum_getpos rand readfile reltimefloat remote_read repeat screenattr screenrow searchpair setbufline setcmdpos setloclist settabvar shellescape sign_jump sign_unplacelist sort sound_stop srand strcharlen strgetchar strptime substitute synIDattr tabpagebuflist tan term_dumpwrite term_getjob term_gettitle term_sendkeys term_setsize test_feedinput test_ignore_error test_null_job test_override test_unknown timer_stop trim undotree wildmenumode win_findbuf win_id2tabwin win_move_statusline win_screenpos xor
-syn keyword vimFuncName contained	appendbufline assert_beeps assert_inrange assert_true blob2list bufload byte2line char2nr ch_close_in ch_info ch_readraw clearmatches confirm cursor diff_filler echoraw executable expand filewritable float2nr foldclosedend funcref getbufvar getcharstr getcurpos getfsize getloclist getqflist
+syn keyword vimFuncName contained	abs argc assert_equal assert_match atan browse bufloaded byteidx charclass chdir ch_log ch_sendexpr col copy debugbreak diff_hlID empty execute expandcmd filter floor foldlevel function getchangelist getcmdline getcursorcharpos getftime getmarklist getreg gettagstack getwinposy has histdel hlID index inputsave isdirectory job_getchannel job_stop json_encode line listener_add log10 maplist matchaddpos matchfuzzypos menu_info nextnonblank popup_atcursor popup_dialog popup_getoptions popup_menu popup_show prompt_setcallback prop_clear prop_type_change pumvisible range reduce reltimestr remote_send resolve screenchar screenstring searchpairpos setbufvar setcursorcharpos setmatches settabwinvar shiftwidth sign_place simplify sound_clear spellbadword state strcharpart stridx strridx swapinfo synIDtrans tabpagenr tanh term_getaltscreen term_getline term_gettty term_setansicolors term_start test_garbagecollect_now test_null_blob test_null_list test_refcount test_void timer_stopall trunc uniq winbufnr win_getid win_id2win winnr win_splitmove
+syn keyword vimFuncName contained	acos argidx assert_equalfile assert_nobeep atan2 browsedir bufname byteidxcomp charcol ch_evalexpr ch_logfile ch_sendraw complete cos deepcopy digraph_get environ exepath extend finddir fmod foldtext garbagecollect getchar getcmdpos getcwd getftype getmatches getreginfo gettext getwinvar has_key histget hlset input inputsecret isinf job_info join keys line2byte listener_flush luaeval mapnew matcharg matchlist min nr2char popup_beval popup_filter_menu popup_getpos popup_move pow prompt_setinterrupt prop_find prop_type_delete py3eval readblob reg_executing remote_expr remote_startserver reverse screenchars search searchpos setcellwidths setenv setpos settagstack sign_define sign_placelist sin soundfold spellsuggest str2float strchars string strtrans swapname synstack tabpagewinnr tempname term_getansicolors term_getscrolled terminalprops term_setapi term_wait test_garbagecollect_soon test_null_channel test_null_partial test_setmouse timer_info tolower type values wincol win_gettype winlayout winrestcmd winwidth
+syn keyword vimFuncName contained	add arglistid assert_exception assert_notequal balloon_gettext bufadd bufnr call charidx ch_evalraw ch_open ch_setoptions complete_add cosh delete digraph_getlist escape exists extendnew findfile fnameescape foldtextresult get getcharmod getcmdtype getenv getimstatus getmousepos getregtype getwininfo glob haslocaldir histnr hostname inputdialog insert islocked job_setoptions js_decode len lispindent listener_remove map mapset matchdelete matchstr mkdir or popup_clear popup_filter_yesno popup_hide popup_notification prevnonblank prompt_setprompt prop_list prop_type_get pyeval readdir reg_recording remote_foreground remove round screencol searchcount server2client setcharpos setfperm setqflist setwinvar sign_getdefined sign_undefine sinh sound_playevent split str2list strdisplaywidth strlen strwidth synconcealed system tagfiles term_dumpdiff term_getattr term_getsize term_list term_setkill test_alloc_fail test_getvalue test_null_dict test_null_string test_settime timer_pause toupper typename virtcol windowsversion win_gotoid winline winrestview wordcount
+syn keyword vimFuncName contained	and argv assert_fails assert_notmatch balloon_show bufexists bufwinid ceil ch_canread ch_getbufnr ch_read ch_status complete_check count deletebufline digraph_set eval exists_compiled feedkeys flatten fnamemodify foreground getbufinfo getcharpos getcmdwintype getfontname getjumplist getpid gettabinfo getwinpos glob2regpat hasmapto hlexists iconv inputlist interrupt isnan job_start js_encode libcall list2blob localtime maparg match matchend matchstrpos mode pathshorten popup_close popup_findinfo popup_list popup_setoptions printf prop_add prop_remove prop_type_list pyxeval readdirex reltime remote_peek rename rubyeval screenpos searchdecl serverlist setcharsearch setline setreg sha256 sign_getplaced sign_unplace slice sound_playfile sqrt str2nr strftime strpart submatch synID systemlist taglist term_dumpload term_getcursor term_getstatus term_scrape term_setrestore test_autochdir test_gui_event test_null_function test_option_not_set test_srand_seed timer_start tr undofile visualmode win_execute winheight win_move_separator winsaveview writefile
+syn keyword vimFuncName contained	append asin assert_false assert_report balloon_split buflisted bufwinnr changenr ch_close ch_getjob ch_readblob cindent complete_info cscope_connection did_filetype digraph_setlist eventhandler exp filereadable flattennew foldclosed fullcommand getbufline getcharsearch getcompletion getfperm getline getpos gettabvar getwinposx globpath histadd hlget indent inputrestore invert items job_status json_decode libcallnr list2str log mapcheck matchadd matchfuzzy max mzeval perleval popup_create popup_findpreview popup_locate popup_settext prompt_getprompt prop_add_list prop_type_add pum_getpos rand readfile reltimefloat remote_read repeat screenattr screenrow searchpair setbufline setcmdpos setloclist settabvar shellescape sign_jump sign_unplacelist sort sound_stop srand strcharlen strgetchar strptime substitute synIDattr tabpagebuflist tan term_dumpwrite term_getjob term_gettitle term_sendkeys term_setsize test_feedinput test_ignore_error test_null_job test_override test_unknown timer_stop trim undotree wildmenumode win_findbuf win_id2tabwin win_move_statusline win_screenpos xor
+syn keyword vimFuncName contained	appendbufline assert_beeps assert_inrange assert_true blob2list bufload byte2line char2nr ch_close_in ch_info ch_readraw clearmatches confirm cursor diff_filler echoraw executable expand filewritable float2nr foldclosedend funcref getbufvar getcharstr getcurpos getfsize getloclist getqflist gettabwinvar
 
 "--- syntax here and above generated by mkvimvim ---
 " Special Vim Highlighting (not automatic) {{{1