HELLBOXES is a playable word

hellbox Scrabble® Dictionary

noun
pl. hellboxes
a printer's receptacle
102 Playable Words can be made from "HELLBOXES"
   2-Letter Words (15 found)
   3-Letter Words (30 found)
   6-Letter Words (3 found)
   7-Letter Words (2 found)
   9-Letter Words (1 found)