Synonyms of grumpy

1 Syllable

cross, grim, gruff

2 Syllables

crabbed, sulky, grousing, grumbling, peevish, sullen, crosser, crankiest, tetchier, touchy, churlish, grouchier, tetchy, touchiest, grimmer, pouty, huffier, beefing, grouchy, crabby, pettish, huffy, gruffer, surly, cranky, putout, gruffest, grimmest, griping, ennuied, fed-up, put-out, touchier, waspy, testier, testy, crankier, huffish

3 Syllables

plaintive, truculent, petulant, sourpussed, crotchety, ornery, querulous, unsated, disgruntled

4 Syllables

dissatisfied, ill-tempered, irritable, cantankerous, bad-tempered, unappeased, unassuaged