FINITIST is a playable word

finitist Scrabble® Dictionary

noun
pl. finitists
an advocate of finitism
35 Playable Words can be made from "FINITIST"
   2-Letter Words (6 found)
   3-Letter Words (11 found)
   4-Letter Words (12 found)
   5-Letter Words (5 found)
   8-Letter Words (1 found)