SIZEISTS is a playable word

sizeist Scrabble® Dictionary

noun
pl. sizeists
one who practices sizeism
41 Playable Words can be made from "SIZEISTS"
   2-Letter Words (7 found)
   3-Letter Words (12 found)
   4-Letter Words (10 found)
   5-Letter Words (8 found)
   6-Letter Words (1 found)
   7-Letter Words (2 found)
   8-Letter Words (1 found)