UNBELT is a playable word

unbelt Scrabble® Dictionary

verb
unbelted, unbelting, unbelts
to remove the belt of
48 Playable Words can be made from "UNBELT"
   2-Letter Words (9 found)
   3-Letter Words (17 found)
   4-Letter Words (15 found)
   5-Letter Words (6 found)
   6-Letter Words (1 found)