MUTISMS is a playable word

mutism Scrabble® Dictionary

noun
pl. mutisms
muteness
58 Playable Words can be made from "MUTISMS"
   2-Letter Words (10 found)
   3-Letter Words (18 found)
   4-Letter Words (18 found)
   5-Letter Words (8 found)
   6-Letter Words (2 found)
   7-Letter Words (2 found)