BARBS is a playable word

barb Scrabble® Dictionary

verb
barbed, barbing, barbs
to furnish with a barb (a sharp projection)
17 Playable Words can be made from "BARBS"
   2-Letter Words (4 found)
   3-Letter Words (8 found)
   4-Letter Words (4 found)
   5-Letter Words (1 found)