LOCKS is a playable word

lock Scrabble® Dictionary

verb
locked, locking, locks
to secure by means of a mechanical fastening device
(adjective) lockable
14 Playable Words can be made from "LOCKS"
   2-Letter Words (4 found)
   3-Letter Words (5 found)
   4-Letter Words (4 found)
   5-Letter Words (1 found)