ACIDIFICATION /əˌsɪdɪfɪˈkeɪʃən/ Scrabble 21 Words With Friends 24 Scrabble letter values: A1C3I1D2I1F4I1C3A1T1I1O1N1 = 21 Definition noun the process of becoming acid or being converted into an acid. See all 189 words you can make from ACIDIFICATION → 13-letter words Words starting with A Words ending with N ← Unscramble different letters