SENSITIZER Scrabble 19 Words With Friends 20 Scrabble letter values: S1E1N1S1I1T1I1Z10E1R1 = 19 Definition noun (chemistry) a substance other than a catalyst that facilitates the start of a catalytic reaction. — synonyms: sensitiser See all 265 words you can make from SENSITIZER → 10-letter words Words starting with S Words ending with R ← Unscramble different letters