PUSTULED is a playable word

pustule Scrabble® Dictionary

noun
pl. pustules
a small elevation of the skin containing pus
(adjective) pustular, pustuled
127 Playable Words can be made from "PUSTULED"
   2-Letter Words (10 found)
   6-Letter Words (5 found)
   7-Letter Words (3 found)
   8-Letter Words (1 found)