BOOKCASE is a playable word

bookcase Scrabble® Dictionary

noun
pl. bookcases
a case which holds books (literary volumes)
112 Playable Words can be made from "BOOKCASE"
   2-Letter Words (12 found)
   5-Letter Words (13 found)
   6-Letter Words (1 found)
   7-Letter Words (1 found)
   8-Letter Words (2 found)