SMOKEBOX is a playable word

smokebox Scrabble® Dictionary

noun
pl. smokeboxes
a chamber for producing and containing smoke
69 Playable Words can be made from "SMOKEBOX"
   2-Letter Words (13 found)
   3-Letter Words (22 found)
   4-Letter Words (19 found)
   5-Letter Words (12 found)
   6-Letter Words (2 found)
   8-Letter Words (1 found)