CLUNKER is a playable word

clunker Scrabble® Dictionary

noun
pl. clunkers
a jalopy
61 Playable Words can be made from "CLUNKER"
   2-Letter Words (7 found)
   3-Letter Words (17 found)
   5-Letter Words (8 found)
   6-Letter Words (4 found)
   7-Letter Words (1 found)