KILLOCKS is a playable word

killock Scrabble® Dictionary

noun
pl. killocks
killick
64 Playable Words can be made from "KILLOCKS"
   2-Letter Words (9 found)
   3-Letter Words (16 found)
   5-Letter Words (13 found)
   6-Letter Words (1 found)
   7-Letter Words (1 found)
   8-Letter Words (1 found)