HARDBACK is a playable word

hardback Scrabble® Dictionary

noun
pl. hardbacks
a hardcover book
65 Playable Words can be made from "HARDBACK"
   2-Letter Words (9 found)
   3-Letter Words (22 found)
   5-Letter Words (7 found)
   6-Letter Words (3 found)
   8-Letter Words (1 found)