KICKBOXING is a playable word

kickbox Scrabble® Dictionary

verb
kickboxed, kickboxing, kickboxes
to box in a style that allows kicking
78 Playable Words can be made from "KICKBOXING"
   2-Letter Words (12 found)
   3-Letter Words (26 found)
   5-Letter Words (8 found)
   6-Letter Words (7 found)
   7-Letter Words (2 found)
   10-Letter Words (1 found)