CASHBACK is a playable word

cashback Scrabble® Dictionary

noun
pl. cashbacks
an incentive of cash given back to a purchaser
57 Playable Words can be made from "CASHBACK"
   2-Letter Words (8 found)
   3-Letter Words (20 found)
   4-Letter Words (17 found)
   5-Letter Words (8 found)
   6-Letter Words (3 found)
   8-Letter Words (1 found)