ANTACID Scrabble 10 Words With Friends 12 Definition adjective acting to neutralize acid (especially in the stomach). noun an agent that counteracts or neutralizes acidity (especially in the stomach). — synonyms: gastric_antacid, alkalizer, alkaliser, antiacid See all 50 words you can make from ANTACID → 7-letter words Words starting with A Words ending with D ← Unscramble different letters