FLUMPS is a playable word

flump Scrabble® Dictionary

verb
flumped, flumping, flumps
to fall heavily
28 Playable Words can be made from "FLUMPS"
   2-Letter Words (4 found)
   3-Letter Words (10 found)
   4-Letter Words (9 found)
   5-Letter Words (4 found)
   6-Letter Words (1 found)