diff --git a/android/neverallow.go b/android/neverallow.go
index a91d523..94cceb2 100644
--- a/android/neverallow.go
+++ b/android/neverallow.go
@@ -27,7 +27,7 @@
 // "neverallow" rules for the build system.
 //
 // This allows things which aren't related to the build system and are enforced
-// for sanity, in progress code refactors, or policy to be expressed in a
+// against assumptions, in progress code refactors, or policy to be expressed in a
 // straightforward away disjoint from implementations and tests which should
 // work regardless of these restrictions.
 //
diff --git a/apex/builder.go b/apex/builder.go
index 6df40f4..38e99d2 100644
--- a/apex/builder.go
+++ b/apex/builder.go
@@ -105,7 +105,7 @@
 		Description: "convert ${in}=>${out}",
 	})
 
-	// TODO(b/113233103): make sure that file_contexts is sane, i.e., validate
+	// TODO(b/113233103): make sure that file_contexts is as expected, i.e., validate
 	// against the binary policy using sefcontext_compiler -p <policy>.
 
 	// TODO(b/114327326): automate the generation of file_contexts
diff --git a/cc/ndk_sysroot.go b/cc/ndk_sysroot.go
index 2726b1a..fd458d9 100644
--- a/cc/ndk_sysroot.go
+++ b/cc/ndk_sysroot.go
@@ -33,7 +33,7 @@
 // Component 3: Stub Libraries
 // The shared libraries in the NDK are not the actual shared libraries they
 // refer to (to prevent people from accidentally loading them), but stub
-// libraries with dummy implementations of everything for use at build time
+// libraries with placeholder implementations of everything for use at build time
 // only.
 //
 // Since we don't actually need to know anything about the stub libraries aside
diff --git a/mk2rbc/cmd/mk2rbc.go b/mk2rbc/cmd/mk2rbc.go
index 7b5f298..345b30e 100644
--- a/mk2rbc/cmd/mk2rbc.go
+++ b/mk2rbc/cmd/mk2rbc.go
@@ -60,7 +60,7 @@
 )
 
 func init() {
-	// Poor man's flag aliasing: works, but the usage string is ugly and
+	// Simplistic flag aliasing: works, but the usage string is ugly and
 	// both flag and its alias can be present on the command line
 	flagAlias := func(target string, alias string) {
 		if f := flag.Lookup(target); f != nil {
diff --git a/mk2rbc/types.go b/mk2rbc/types.go
index ebd52d8..46c6aa9 100644
--- a/mk2rbc/types.go
+++ b/mk2rbc/types.go
@@ -53,7 +53,7 @@
 	NewVariable(name string, varClass varClass, valueType starlarkType)
 }
 
-// ScopeBase is a dummy implementation of the mkparser.Scope.
+// ScopeBase is a placeholder implementation of the mkparser.Scope.
 // All our scopes are read-only and resolve only simple variables.
 type ScopeBase struct{}
 
diff --git a/third_party/zip/reader_test.go b/third_party/zip/reader_test.go
index dfaae78..11c6d6e 100644
--- a/third_party/zip/reader_test.go
+++ b/third_party/zip/reader_test.go
@@ -786,7 +786,7 @@
 	}
 }
 
-// Verify the number of files is sane.
+// Verify the number of files is within expected bounds
 func TestIssue10956(t *testing.T) {
 	data := []byte("PK\x06\x06PK\x06\a0000\x00\x00\x00\x00\x00\x00\x00\x00" +
 		"0000PK\x05\x06000000000000" +