STIMMED is a playable word

stim Scrabble® Dictionary

verb
stimmed, stimming, stims
to repeat an action or movement of the body many times
96 Playable Words can be made from "STIMMED"
   2-Letter Words (14 found)
   3-Letter Words (24 found)
   6-Letter Words (4 found)
   7-Letter Words (2 found)