diff --git a/java/src/com/android/inputmethod/latin/BinaryDictionary.java b/java/src/com/android/inputmethod/latin/BinaryDictionary.java
index c8c7bb4..4fc1919 100644
--- a/java/src/com/android/inputmethod/latin/BinaryDictionary.java
+++ b/java/src/com/android/inputmethod/latin/BinaryDictionary.java
@@ -107,13 +107,16 @@
 
     @Override
     public ArrayList<SuggestedWordInfo> getSuggestions(final WordComposer composer,
-            final String prevWord, final ProximityInfo proximityInfo) {
-        return getSuggestionsWithSessionId(composer, prevWord, proximityInfo, 0);
+            final String prevWord, final ProximityInfo proximityInfo,
+            final boolean blockOffensiveWords) {
+        return getSuggestionsWithSessionId(composer, prevWord, proximityInfo, blockOffensiveWords,
+                0 /* sessionId */);
     }
 
     @Override
     public ArrayList<SuggestedWordInfo> getSuggestionsWithSessionId(final WordComposer composer,
-            final String prevWord, final ProximityInfo proximityInfo, int sessionId) {
+            final String prevWord, final ProximityInfo proximityInfo,
+            final boolean blockOffensiveWords, final int sessionId) {
         if (!isValidDictionary()) return null;
 
         Arrays.fill(mInputCodePoints, Constants.NOT_A_CODE);
@@ -139,8 +142,6 @@
                 inputSize, 0 /* commitPoint */, isGesture, prevWordCodePointArray,
                 mUseFullEditDistance, mOutputCodePoints, mOutputScores, mSpaceIndices,
                 mOutputTypes);
-        final boolean blockPotentiallyOffensive =
-                Settings.getInstance().getBlockPotentiallyOffensive();
         final ArrayList<SuggestedWordInfo> suggestions = CollectionUtils.newArrayList();
         for (int j = 0; j < count; ++j) {
             final int start = j * MAX_WORD_LENGTH;
@@ -150,7 +151,7 @@
             }
             if (len > 0) {
                 final int flags = mOutputTypes[j] & SuggestedWordInfo.KIND_MASK_FLAGS;
-                if (blockPotentiallyOffensive
+                if (blockOffensiveWords
                         && 0 != (flags & SuggestedWordInfo.KIND_FLAG_POSSIBLY_OFFENSIVE)
                         && 0 == (flags & SuggestedWordInfo.KIND_FLAG_EXACT_MATCH)) {
                     // If we block potentially offensive words, and if the word is possibly
diff --git a/java/src/com/android/inputmethod/latin/Dictionary.java b/java/src/com/android/inputmethod/latin/Dictionary.java
index 9691fa2..acd7c2a 100644
--- a/java/src/com/android/inputmethod/latin/Dictionary.java
+++ b/java/src/com/android/inputmethod/latin/Dictionary.java
@@ -51,18 +51,21 @@
      * @param composer the key sequence to match with coordinate info, as a WordComposer
      * @param prevWord the previous word, or null if none
      * @param proximityInfo the object for key proximity. May be ignored by some implementations.
+     * @param blockOffensiveWords whether to block potentially offensive words
      * @return the list of suggestions (possibly null if none)
      */
     // TODO: pass more context than just the previous word, to enable better suggestions (n-gram
     // and more)
     abstract public ArrayList<SuggestedWordInfo> getSuggestions(final WordComposer composer,
-            final String prevWord, final ProximityInfo proximityInfo);
+            final String prevWord, final ProximityInfo proximityInfo,
+            final boolean blockOffensiveWords);
 
     // The default implementation of this method ignores sessionId.
     // Subclasses that want to use sessionId need to override this method.
     public ArrayList<SuggestedWordInfo> getSuggestionsWithSessionId(final WordComposer composer,
-            final String prevWord, final ProximityInfo proximityInfo, final int sessionId) {
-        return getSuggestions(composer, prevWord, proximityInfo);
+            final String prevWord, final ProximityInfo proximityInfo,
+            final boolean blockOffensiveWords, final int sessionId) {
+        return getSuggestions(composer, prevWord, proximityInfo, blockOffensiveWords);
     }
 
     /**
diff --git a/java/src/com/android/inputmethod/latin/DictionaryCollection.java b/java/src/com/android/inputmethod/latin/DictionaryCollection.java
index 2832ad4..ed2b442 100644
--- a/java/src/com/android/inputmethod/latin/DictionaryCollection.java
+++ b/java/src/com/android/inputmethod/latin/DictionaryCollection.java
@@ -56,18 +56,19 @@
 
     @Override
     public ArrayList<SuggestedWordInfo> getSuggestions(final WordComposer composer,
-            final String prevWord, final ProximityInfo proximityInfo) {
+            final String prevWord, final ProximityInfo proximityInfo,
+            final boolean blockOffensiveWords) {
         final CopyOnWriteArrayList<Dictionary> dictionaries = mDictionaries;
         if (dictionaries.isEmpty()) return null;
         // To avoid creating unnecessary objects, we get the list out of the first
         // dictionary and add the rest to it if not null, hence the get(0)
         ArrayList<SuggestedWordInfo> suggestions = dictionaries.get(0).getSuggestions(composer,
-                prevWord, proximityInfo);
+                prevWord, proximityInfo, blockOffensiveWords);
         if (null == suggestions) suggestions = CollectionUtils.newArrayList();
         final int length = dictionaries.size();
         for (int i = 1; i < length; ++ i) {
             final ArrayList<SuggestedWordInfo> sugg = dictionaries.get(i).getSuggestions(composer,
-                    prevWord, proximityInfo);
+                    prevWord, proximityInfo, blockOffensiveWords);
             if (null != sugg) suggestions.addAll(sugg);
         }
         return suggestions;
diff --git a/java/src/com/android/inputmethod/latin/ExpandableBinaryDictionary.java b/java/src/com/android/inputmethod/latin/ExpandableBinaryDictionary.java
index 4b1975a..887d657 100644
--- a/java/src/com/android/inputmethod/latin/ExpandableBinaryDictionary.java
+++ b/java/src/com/android/inputmethod/latin/ExpandableBinaryDictionary.java
@@ -200,12 +200,14 @@
 
     @Override
     public ArrayList<SuggestedWordInfo> getSuggestions(final WordComposer composer,
-            final String prevWord, final ProximityInfo proximityInfo) {
+            final String prevWord, final ProximityInfo proximityInfo,
+            final boolean blockOffensiveWords) {
         asyncReloadDictionaryIfRequired();
         if (mLocalDictionaryController.tryLock()) {
             try {
                 if (mBinaryDictionary != null) {
-                    return mBinaryDictionary.getSuggestions(composer, prevWord, proximityInfo);
+                    return mBinaryDictionary.getSuggestions(composer, prevWord, proximityInfo,
+                            blockOffensiveWords);
                 }
             } finally {
                 mLocalDictionaryController.unlock();
diff --git a/java/src/com/android/inputmethod/latin/ExpandableDictionary.java b/java/src/com/android/inputmethod/latin/ExpandableDictionary.java
index fd81d13..0dabdb8 100644
--- a/java/src/com/android/inputmethod/latin/ExpandableDictionary.java
+++ b/java/src/com/android/inputmethod/latin/ExpandableDictionary.java
@@ -253,7 +253,8 @@
 
     @Override
     public ArrayList<SuggestedWordInfo> getSuggestions(final WordComposer composer,
-            final String prevWord, final ProximityInfo proximityInfo) {
+            final String prevWord, final ProximityInfo proximityInfo,
+            final boolean blockOffensiveWords) {
         if (reloadDictionaryIfRequired()) return null;
         if (composer.size() > 1) {
             if (composer.size() >= Constants.Dictionary.MAX_WORD_LENGTH) {
diff --git a/java/src/com/android/inputmethod/latin/LatinIME.java b/java/src/com/android/inputmethod/latin/LatinIME.java
index 5ef2120..953ec31 100644
--- a/java/src/com/android/inputmethod/latin/LatinIME.java
+++ b/java/src/com/android/inputmethod/latin/LatinIME.java
@@ -2185,6 +2185,7 @@
                 mConnection.getNthPreviousWord(mSettings.getCurrent().mWordSeparators,
                 mWordComposer.isComposingWord() ? 2 : 1);
         return mSuggest.getSuggestedWords(mWordComposer, prevWord, keyboard.getProximityInfo(),
+                mSettings.getBlockPotentiallyOffensive(),
                 mSettings.getCurrent().mCorrectionEnabled, sessionId);
     }
 
diff --git a/java/src/com/android/inputmethod/latin/Suggest.java b/java/src/com/android/inputmethod/latin/Suggest.java
index 59d0207..dc9bef2 100644
--- a/java/src/com/android/inputmethod/latin/Suggest.java
+++ b/java/src/com/android/inputmethod/latin/Suggest.java
@@ -174,21 +174,22 @@
 
     public SuggestedWords getSuggestedWords(final WordComposer wordComposer,
             final String prevWordForBigram, final ProximityInfo proximityInfo,
-            final boolean isCorrectionEnabled, final int sessionId) {
+            final boolean blockOffensiveWords, final boolean isCorrectionEnabled,
+            final int sessionId) {
         LatinImeLogger.onStartSuggestion(prevWordForBigram);
         if (wordComposer.isBatchMode()) {
             return getSuggestedWordsForBatchInput(
-                    wordComposer, prevWordForBigram, proximityInfo, sessionId);
+                    wordComposer, prevWordForBigram, proximityInfo, blockOffensiveWords, sessionId);
         } else {
             return getSuggestedWordsForTypingInput(wordComposer, prevWordForBigram, proximityInfo,
-                    isCorrectionEnabled);
+                    blockOffensiveWords, isCorrectionEnabled);
         }
     }
 
     // Retrieves suggestions for the typing input.
     private SuggestedWords getSuggestedWordsForTypingInput(final WordComposer wordComposer,
             final String prevWordForBigram, final ProximityInfo proximityInfo,
-            final boolean isCorrectionEnabled) {
+            final boolean blockOffensiveWords, final boolean isCorrectionEnabled) {
         final int trailingSingleQuotesCount = wordComposer.trailingSingleQuotesCount();
         final BoundedTreeSet suggestionsSet = new BoundedTreeSet(sSuggestedWordInfoComparator,
                 MAX_SUGGESTIONS);
@@ -212,7 +213,7 @@
         for (final String key : mDictionaries.keySet()) {
             final Dictionary dictionary = mDictionaries.get(key);
             suggestionsSet.addAll(dictionary.getSuggestions(
-                    wordComposerForLookup, prevWordForBigram, proximityInfo));
+                    wordComposerForLookup, prevWordForBigram, proximityInfo, blockOffensiveWords));
         }
 
         final String whitelistedWord;
@@ -301,7 +302,7 @@
     // Retrieves suggestions for the batch input.
     private SuggestedWords getSuggestedWordsForBatchInput(final WordComposer wordComposer,
             final String prevWordForBigram, final ProximityInfo proximityInfo,
-            final int sessionId) {
+            final boolean blockOffensiveWords, final int sessionId) {
         final BoundedTreeSet suggestionsSet = new BoundedTreeSet(sSuggestedWordInfoComparator,
                 MAX_SUGGESTIONS);
 
@@ -314,8 +315,8 @@
                 continue;
             }
             final Dictionary dictionary = mDictionaries.get(key);
-            suggestionsSet.addAll(dictionary.getSuggestionsWithSessionId(
-                    wordComposer, prevWordForBigram, proximityInfo, sessionId));
+            suggestionsSet.addAll(dictionary.getSuggestionsWithSessionId(wordComposer,
+                    prevWordForBigram, proximityInfo, blockOffensiveWords, sessionId));
         }
 
         for (SuggestedWordInfo wordInfo : suggestionsSet) {
diff --git a/java/src/com/android/inputmethod/latin/SynchronouslyLoadedContactsBinaryDictionary.java b/java/src/com/android/inputmethod/latin/SynchronouslyLoadedContactsBinaryDictionary.java
index ec4dc14..92f96c0 100644
--- a/java/src/com/android/inputmethod/latin/SynchronouslyLoadedContactsBinaryDictionary.java
+++ b/java/src/com/android/inputmethod/latin/SynchronouslyLoadedContactsBinaryDictionary.java
@@ -33,9 +33,10 @@
 
     @Override
     public synchronized ArrayList<SuggestedWordInfo> getSuggestions(final WordComposer codes,
-            final String prevWordForBigrams, final ProximityInfo proximityInfo) {
+            final String prevWordForBigrams, final ProximityInfo proximityInfo,
+            final boolean blockOffensiveWords) {
         syncReloadDictionaryIfRequired();
-        return super.getSuggestions(codes, prevWordForBigrams, proximityInfo);
+        return super.getSuggestions(codes, prevWordForBigrams, proximityInfo, blockOffensiveWords);
     }
 
     @Override
diff --git a/java/src/com/android/inputmethod/latin/SynchronouslyLoadedUserBinaryDictionary.java b/java/src/com/android/inputmethod/latin/SynchronouslyLoadedUserBinaryDictionary.java
index 4bdaf20..33fe896 100644
--- a/java/src/com/android/inputmethod/latin/SynchronouslyLoadedUserBinaryDictionary.java
+++ b/java/src/com/android/inputmethod/latin/SynchronouslyLoadedUserBinaryDictionary.java
@@ -36,9 +36,10 @@
 
     @Override
     public synchronized ArrayList<SuggestedWordInfo> getSuggestions(final WordComposer codes,
-            final String prevWordForBigrams, final ProximityInfo proximityInfo) {
+            final String prevWordForBigrams, final ProximityInfo proximityInfo,
+            final boolean blockOffensiveWords) {
         syncReloadDictionaryIfRequired();
-        return super.getSuggestions(codes, prevWordForBigrams, proximityInfo);
+        return super.getSuggestions(codes, prevWordForBigrams, proximityInfo, blockOffensiveWords);
     }
 
     @Override
diff --git a/java/src/com/android/inputmethod/latin/spellcheck/AndroidWordLevelSpellCheckerSession.java b/java/src/com/android/inputmethod/latin/spellcheck/AndroidWordLevelSpellCheckerSession.java
index da86572..c03b77d 100644
--- a/java/src/com/android/inputmethod/latin/spellcheck/AndroidWordLevelSpellCheckerSession.java
+++ b/java/src/com/android/inputmethod/latin/spellcheck/AndroidWordLevelSpellCheckerSession.java
@@ -306,9 +306,10 @@
                 if (!DictionaryPool.isAValidDictionary(dictInfo)) {
                     return AndroidSpellCheckerService.getNotInDictEmptySuggestions();
                 }
+                // TODO: make a spell checker option to block offensive words or not
                 final ArrayList<SuggestedWordInfo> suggestions =
                         dictInfo.mDictionary.getSuggestions(composer, prevWord,
-                                dictInfo.mProximityInfo);
+                                dictInfo.mProximityInfo, true /* blockOffensiveWords */);
                 for (final SuggestedWordInfo suggestion : suggestions) {
                     final String suggestionStr = suggestion.mWord;
                     suggestionsGatherer.addWord(suggestionStr.toCharArray(), null, 0,
diff --git a/java/src/com/android/inputmethod/latin/spellcheck/DictionaryPool.java b/java/src/com/android/inputmethod/latin/spellcheck/DictionaryPool.java
index 81dd92d..27964b3 100644
--- a/java/src/com/android/inputmethod/latin/spellcheck/DictionaryPool.java
+++ b/java/src/com/android/inputmethod/latin/spellcheck/DictionaryPool.java
@@ -51,7 +51,8 @@
             new Dictionary(Dictionary.TYPE_MAIN) {
                 @Override
                 public ArrayList<SuggestedWordInfo> getSuggestions(final WordComposer composer,
-                        final String prevWord, final ProximityInfo proximityInfo) {
+                        final String prevWord, final ProximityInfo proximityInfo,
+                        final boolean blockOffensiveWords) {
                     return noSuggestions;
                 }
                 @Override