UNJOINT is a playable word

unjoint Scrabble® Dictionary

verb
unjointed, unjointing, unjoints
to separate at a juncture
39 Playable Words can be made from "UNJOINT"
   2-Letter Words (11 found)
   3-Letter Words (16 found)
   4-Letter Words (7 found)
   5-Letter Words (4 found)
   7-Letter Words (1 found)