UPSTIRS is a playable word

upstir Scrabble® Dictionary

verb
upstirred, upstirring, upstirs
to stir up

90 Playable Words can be made from "UPSTIRS"

   2-Letter Words (8 found)

   3-Letter Words (25 found)

   6-Letter Words (10 found)

   7-Letter Words (2 found)