BUMS is a playable word

bum Scrabble® Dictionary

adjective
bummer, bummest
of little value; worthless
verb
bummed, bumming, bums
to live idly
10 Playable Words can be made from "BUMS"
   2-Letter Words (3 found)
   3-Letter Words (6 found)
   4-Letter Words (1 found)