BOOMBOXES is a playable word

boombox Scrabble® Dictionary

noun
pl. boomboxes
a portable radio and tape or compact disc player
59 Playable Words can be made from "BOOMBOXES"
   2-Letter Words (12 found)
   3-Letter Words (20 found)
   4-Letter Words (14 found)
   5-Letter Words (10 found)
   6-Letter Words (1 found)
   7-Letter Words (1 found)
   9-Letter Words (1 found)