BLACKCAPS is a playable word

blackcap Scrabble® Dictionary

noun
pl. blackcaps
a small European bird
124 Playable Words can be made from "BLACKCAPS"
   2-Letter Words (8 found)
   6-Letter Words (8 found)
   7-Letter Words (3 found)
   8-Letter Words (4 found)
   9-Letter Words (2 found)