KICKBOXES is a playable word

kickbox Scrabble® Dictionary

verb
kickboxed, kickboxing, kickboxes
to box in a style that allows kicking
95 Playable Words can be made from "KICKBOXES"
   2-Letter Words (15 found)
   5-Letter Words (13 found)
   6-Letter Words (1 found)
   7-Letter Words (1 found)
   9-Letter Words (1 found)