EPISTASIS /ɪˈpɪstəsɪs/ Scrabble 11 Words With Friends 12 Scrabble letter values: E1P3I1S1T1A1S1I1S1 = 11 Definition noun the suppression of a gene by the effect of an unrelated gene. — synonyms: hypostasis See all 181 words you can make from EPISTASIS → 9-letter words Words starting with E Words ending with S ← Unscramble different letters