SLUMPY is a playable word

slumpy Scrabble® Dictionary

adjective
slumpier, slumpiest
characterized by a fall in value or amount
36 Playable Words can be made from "SLUMPY"
   2-Letter Words (5 found)
   3-Letter Words (14 found)
   4-Letter Words (10 found)
   5-Letter Words (6 found)
   6-Letter Words (1 found)