diff --git a/java/src/com/android/inputmethod/latin/BinaryDictionary.java b/java/src/com/android/inputmethod/latin/BinaryDictionary.java
index 6048a33..448d25c 100644
--- a/java/src/com/android/inputmethod/latin/BinaryDictionary.java
+++ b/java/src/com/android/inputmethod/latin/BinaryDictionary.java
@@ -41,9 +41,9 @@
      * It is necessary to keep it at this value because some languages e.g. German have
      * really long words.
      */
-    public static final int MAX_WORD_LENGTH = Constants.Dictionary.MAX_WORD_LENGTH;
-    public static final int MAX_WORDS = 18;
-    public static final int MAX_SPACES = 16;
+    private static final int MAX_WORD_LENGTH = Constants.Dictionary.MAX_WORD_LENGTH;
+    private static final int MAX_WORDS = 18;
+    private static final int MAX_SPACES = 16;
 
     private static final int MAX_PREDICTIONS = 60;
     private static final int MAX_RESULTS = Math.max(MAX_PREDICTIONS, MAX_WORDS);
diff --git a/java/src/com/android/inputmethod/latin/ExpandableBinaryDictionary.java b/java/src/com/android/inputmethod/latin/ExpandableBinaryDictionary.java
index 159867a..47adaa8 100644
--- a/java/src/com/android/inputmethod/latin/ExpandableBinaryDictionary.java
+++ b/java/src/com/android/inputmethod/latin/ExpandableBinaryDictionary.java
@@ -51,10 +51,9 @@
     private static boolean DEBUG = false;
 
     /**
-     * The maximum length of a word in this dictionary. This is the same value as the binary
-     * dictionary.
+     * The maximum length of a word in this dictionary.
      */
-    protected static final int MAX_WORD_LENGTH = BinaryDictionary.MAX_WORD_LENGTH;
+    protected static final int MAX_WORD_LENGTH = Constants.Dictionary.MAX_WORD_LENGTH;
 
     /**
      * A static map of locks, each of which controls access to a single binary dictionary file. They
diff --git a/java/src/com/android/inputmethod/latin/ExpandableDictionary.java b/java/src/com/android/inputmethod/latin/ExpandableDictionary.java
index fa0d549..ae2ee57 100644
--- a/java/src/com/android/inputmethod/latin/ExpandableDictionary.java
+++ b/java/src/com/android/inputmethod/latin/ExpandableDictionary.java
@@ -40,7 +40,7 @@
     protected static final int BIGRAM_MAX_FREQUENCY = 255;
 
     private Context mContext;
-    private char[] mWordBuilder = new char[BinaryDictionary.MAX_WORD_LENGTH];
+    private char[] mWordBuilder = new char[Constants.Dictionary.MAX_WORD_LENGTH];
     private int mMaxDepth;
     private int mInputLength;
 
@@ -158,7 +158,7 @@
         super(dictType);
         mContext = context;
         clearDictionary();
-        mCodes = new int[BinaryDictionary.MAX_WORD_LENGTH][];
+        mCodes = new int[Constants.Dictionary.MAX_WORD_LENGTH][];
     }
 
     public void loadDictionary() {
@@ -195,11 +195,11 @@
     }
 
     public int getMaxWordLength() {
-        return BinaryDictionary.MAX_WORD_LENGTH;
+        return Constants.Dictionary.MAX_WORD_LENGTH;
     }
 
     public void addWord(final String word, final String shortcutTarget, final int frequency) {
-        if (word.length() >= BinaryDictionary.MAX_WORD_LENGTH) {
+        if (word.length() >= Constants.Dictionary.MAX_WORD_LENGTH) {
             return;
         }
         addWordRec(mRoots, word, 0, shortcutTarget, frequency, null);
@@ -254,7 +254,7 @@
             final String prevWord, final ProximityInfo proximityInfo) {
         if (reloadDictionaryIfRequired()) return null;
         if (composer.size() > 1) {
-            if (composer.size() >= BinaryDictionary.MAX_WORD_LENGTH) {
+            if (composer.size() >= Constants.Dictionary.MAX_WORD_LENGTH) {
                 return null;
             }
             final ArrayList<SuggestedWordInfo> suggestions =
@@ -620,7 +620,7 @@
     }
 
     // Local to reverseLookUp, but do not allocate each time.
-    private final char[] mLookedUpString = new char[BinaryDictionary.MAX_WORD_LENGTH];
+    private final char[] mLookedUpString = new char[Constants.Dictionary.MAX_WORD_LENGTH];
 
     /**
      * reverseLookUp retrieves the full word given a list of terminal nodes and adds those words
@@ -635,7 +635,7 @@
         for (NextWord nextWord : terminalNodes) {
             node = nextWord.getWordNode();
             freq = nextWord.getFrequency();
-            int index = BinaryDictionary.MAX_WORD_LENGTH;
+            int index = Constants.Dictionary.MAX_WORD_LENGTH;
             do {
                 --index;
                 mLookedUpString[index] = node.mCode;
@@ -647,7 +647,7 @@
             // to ignore the word in this case.
             if (freq >= 0 && node == null) {
                 suggestions.add(new SuggestedWordInfo(new String(mLookedUpString, index,
-                        BinaryDictionary.MAX_WORD_LENGTH - index),
+                        Constants.Dictionary.MAX_WORD_LENGTH - index),
                         freq, SuggestedWordInfo.KIND_CORRECTION, mDictType));
             }
         }
diff --git a/java/src/com/android/inputmethod/latin/LastComposedWord.java b/java/src/com/android/inputmethod/latin/LastComposedWord.java
index 44ef012..488a6fc 100644
--- a/java/src/com/android/inputmethod/latin/LastComposedWord.java
+++ b/java/src/com/android/inputmethod/latin/LastComposedWord.java
@@ -45,7 +45,8 @@
     public final String mCommittedWord;
     public final String mSeparatorString;
     public final String mPrevWord;
-    public final InputPointers mInputPointers = new InputPointers(BinaryDictionary.MAX_WORD_LENGTH);
+    public final InputPointers mInputPointers =
+            new InputPointers(Constants.Dictionary.MAX_WORD_LENGTH);
 
     private boolean mActive;
 
diff --git a/java/src/com/android/inputmethod/latin/RichInputConnection.java b/java/src/com/android/inputmethod/latin/RichInputConnection.java
index d1d9206..48ea43e 100644
--- a/java/src/com/android/inputmethod/latin/RichInputConnection.java
+++ b/java/src/com/android/inputmethod/latin/RichInputConnection.java
@@ -46,7 +46,7 @@
     private static final boolean DEBUG_PREVIOUS_TEXT = false;
     private static final boolean DEBUG_BATCH_NESTING = false;
     // Provision for a long word pair and a separator
-    private static final int LOOKBACK_CHARACTER_NUM = BinaryDictionary.MAX_WORD_LENGTH * 2 + 1;
+    private static final int LOOKBACK_CHARACTER_NUM = Constants.Dictionary.MAX_WORD_LENGTH * 2 + 1;
     private static final Pattern spaceRegex = Pattern.compile("\\s+");
     private static final int INVALID_CURSOR_POSITION = -1;
 
diff --git a/java/src/com/android/inputmethod/latin/UserHistoryDictionary.java b/java/src/com/android/inputmethod/latin/UserHistoryDictionary.java
index f30a60a..31a0f83 100644
--- a/java/src/com/android/inputmethod/latin/UserHistoryDictionary.java
+++ b/java/src/com/android/inputmethod/latin/UserHistoryDictionary.java
@@ -147,8 +147,8 @@
      * The second word may not be null (a NullPointerException would be thrown).
      */
     public int addToUserHistory(final String word1, final String word2, final boolean isValid) {
-        if (word2.length() >= BinaryDictionary.MAX_WORD_LENGTH ||
-                (word1 != null && word1.length() >= BinaryDictionary.MAX_WORD_LENGTH)) {
+        if (word2.length() >= Constants.Dictionary.MAX_WORD_LENGTH ||
+                (word1 != null && word1.length() >= Constants.Dictionary.MAX_WORD_LENGTH)) {
             return -1;
         }
         if (mBigramListLock.tryLock()) {
@@ -239,8 +239,8 @@
 
             @Override
             public void setBigram(final String word1, final String word2, final int frequency) {
-                if (word1.length() < BinaryDictionary.MAX_WORD_LENGTH
-                        && word2.length() < BinaryDictionary.MAX_WORD_LENGTH) {
+                if (word1.length() < Constants.Dictionary.MAX_WORD_LENGTH
+                        && word2.length() < Constants.Dictionary.MAX_WORD_LENGTH) {
                     profTotal++;
                     if (DBG_SAVE_RESTORE) {
                         Log.d(TAG, "load bigram: " + word1 + "," + word2 + "," + frequency);
diff --git a/java/src/com/android/inputmethod/latin/WordComposer.java b/java/src/com/android/inputmethod/latin/WordComposer.java
index daff442..4f17590 100644
--- a/java/src/com/android/inputmethod/latin/WordComposer.java
+++ b/java/src/com/android/inputmethod/latin/WordComposer.java
@@ -25,7 +25,7 @@
  * A place to store the currently composing word with information such as adjacent key codes as well
  */
 public final class WordComposer {
-    private static final int N = BinaryDictionary.MAX_WORD_LENGTH;
+    private static final int MAX_WORD_LENGTH = Constants.Dictionary.MAX_WORD_LENGTH;
 
     public static final int CAPS_MODE_OFF = 0;
     // 1 is shift bit, 2 is caps bit, 4 is auto bit but this is just a convention as these bits
@@ -36,7 +36,7 @@
     public static final int CAPS_MODE_AUTO_SHIFT_LOCKED = 0x7;
 
     private int[] mPrimaryKeyCodes;
-    private final InputPointers mInputPointers = new InputPointers(N);
+    private final InputPointers mInputPointers = new InputPointers(MAX_WORD_LENGTH);
     private final StringBuilder mTypedWord;
     private String mAutoCorrection;
     private boolean mIsResumed;
@@ -55,8 +55,8 @@
     private boolean mIsFirstCharCapitalized;
 
     public WordComposer() {
-        mPrimaryKeyCodes = new int[N];
-        mTypedWord = new StringBuilder(N);
+        mPrimaryKeyCodes = new int[MAX_WORD_LENGTH];
+        mTypedWord = new StringBuilder(MAX_WORD_LENGTH);
         mAutoCorrection = null;
         mTrailingSingleQuotesCount = 0;
         mIsResumed = false;
@@ -111,7 +111,7 @@
 
     // TODO: make sure that the index should not exceed MAX_WORD_LENGTH
     public int getCodeAt(int index) {
-        if (index >= BinaryDictionary.MAX_WORD_LENGTH) {
+        if (index >= MAX_WORD_LENGTH) {
             return -1;
         }
         return mPrimaryKeyCodes[index];
@@ -134,7 +134,7 @@
         final int newIndex = size();
         mTypedWord.appendCodePoint(primaryCode);
         refreshSize();
-        if (newIndex < BinaryDictionary.MAX_WORD_LENGTH) {
+        if (newIndex < MAX_WORD_LENGTH) {
             mPrimaryKeyCodes[newIndex] = primaryCode >= Constants.CODE_SPACE
                     ? Character.toLowerCase(primaryCode) : primaryCode;
             // In the batch input mode, the {@code mInputPointers} holds batch input points and
@@ -347,7 +347,7 @@
         // or a DECIDED_WORD we may cancel the commit later; otherwise, we should deactivate
         // the last composed word to ensure this does not happen.
         final int[] primaryKeyCodes = mPrimaryKeyCodes;
-        mPrimaryKeyCodes = new int[N];
+        mPrimaryKeyCodes = new int[MAX_WORD_LENGTH];
         final LastComposedWord lastComposedWord = new LastComposedWord(primaryKeyCodes,
                 mInputPointers, mTypedWord.toString(), committedWord, separatorString,
                 prevWord);