AUTOCATALYSIS Scrabble 18 Words With Friends 20 Scrabble letter values: A1U1T1O1C3A1T1A1L1Y4S1I1S1 = 18 Definition noun catalysis in which the catalyst is one of the products of the reaction. See all 507 words you can make from AUTOCATALYSIS → 13-letter words Words starting with A Words ending with S ← Unscramble different letters