CHECKOFF is a playable word

checkoff Scrabble® Dictionary

noun
pl. checkoffs
a method of collecting union dues
35 Playable Words can be made from "CHECKOFF"
   2-Letter Words (9 found)
   3-Letter Words (10 found)
   4-Letter Words (12 found)
   5-Letter Words (3 found)
   8-Letter Words (1 found)