GRUMPS is a playable word

grump Scrabble® Dictionary

verb
grumped, grumping, grumps
to complain

35 Playable Words can be made from "GRUMPS"

   2-Letter Words (4 found)

   3-Letter Words (14 found)

   4-Letter Words (13 found)

   5-Letter Words (3 found)

   6-Letter Words (1 found)