LUMPS is a playable word

lump Scrabble® Dictionary

verb
lumped, lumping, lumps
to make into lumps (shapeless masses)
24 Playable Words can be made from "LUMPS"
   2-Letter Words (4 found)
   3-Letter Words (9 found)
   4-Letter Words (8 found)
   5-Letter Words (3 found)