UNSUBS is a playable word

unsub Scrabble® Dictionary

noun
pl. unsubs
an unknown criminal
20 Playable Words can be made from "UNSUBS"
   2-Letter Words (3 found)
   3-Letter Words (8 found)
   4-Letter Words (6 found)
   5-Letter Words (2 found)
   6-Letter Words (1 found)