SIMPLISTS is a playable word

simplist Scrabble® Dictionary

noun
pl. simplists
a person given to simplism
84 Playable Words can be made from "SIMPLISTS"
   2-Letter Words (7 found)
   3-Letter Words (19 found)
   6-Letter Words (5 found)
   7-Letter Words (1 found)
   8-Letter Words (1 found)
   9-Letter Words (1 found)