SKULLING is a playable word

skull Scrabble® Dictionary

verb
skulled, skulling, skulls
to hit on the head
100 Playable Words can be made from "SKULLING"
   2-Letter Words (9 found)
   3-Letter Words (25 found)
   6-Letter Words (2 found)
   7-Letter Words (1 found)
   8-Letter Words (1 found)