BEATBOX is a playable word

beatbox Scrabble® Dictionary

verb
beatboxed, beatboxing, beatboxes
to sing to the rhythm of rap music
47 Playable Words can be made from "BEATBOX"
   2-Letter Words (14 found)
   3-Letter Words (21 found)
   4-Letter Words (9 found)
   5-Letter Words (1 found)
   6-Letter Words (1 found)
   7-Letter Words (1 found)