DUMPER is a playable word

dumper Scrabble® Dictionary

noun
pl. dumpers
one that dumps
49 Playable Words can be made from "DUMPER"
   2-Letter Words (10 found)
   3-Letter Words (19 found)
   4-Letter Words (11 found)
   5-Letter Words (8 found)
   6-Letter Words (1 found)