BOXBALL is a playable word

boxball Scrabble® Dictionary

noun
pl. boxballs
a form of handball
27 Playable Words can be made from "BOXBALL"
   2-Letter Words (8 found)
   3-Letter Words (11 found)
   4-Letter Words (6 found)
   5-Letter Words (1 found)
   7-Letter Words (1 found)