TOOLBOXES is a playable word

toolbox Scrabble® Dictionary

noun
pl. toolboxes
a box for tools
124 Playable Words can be made from "TOOLBOXES"
   2-Letter Words (13 found)
   3-Letter Words (32 found)
   6-Letter Words (3 found)
   7-Letter Words (2 found)
   9-Letter Words (1 found)