CONCUSS is a playable word

concuss Scrabble® Dictionary

verb
concussed, concussing, concusses
to injure the brain by a violent blow
32 Playable Words can be made from "CONCUSS"
   2-Letter Words (7 found)
   3-Letter Words (12 found)
   4-Letter Words (9 found)
   5-Letter Words (3 found)
   7-Letter Words (1 found)