OUTBULKS is a playable word

outbulk Scrabble® Dictionary

verb
outbulked, outbulking, outbulks
to surpass in bulking
73 Playable Words can be made from "OUTBULKS"
   2-Letter Words (8 found)
   3-Letter Words (19 found)
   5-Letter Words (10 found)
   6-Letter Words (2 found)
   7-Letter Words (2 found)
   8-Letter Words (1 found)