UNGROUP is a playable word

ungroup Scrabble® Dictionary

verb
ungrouped, ungrouping, ungroups
to separate from a group
40 Playable Words can be made from "UNGROUP"
   2-Letter Words (9 found)
   3-Letter Words (17 found)
   4-Letter Words (10 found)
   5-Letter Words (2 found)
   6-Letter Words (1 found)
   7-Letter Words (1 found)