BULLOCK is a playable word

bullock Scrabble® Dictionary

noun
pl. bullocks
a castrated bull
(adjective) bullocky
21 Playable Words can be made from "BULLOCK"
   2-Letter Words (3 found)
   3-Letter Words (5 found)
   4-Letter Words (10 found)
   5-Letter Words (2 found)
   7-Letter Words (1 found)