24 entries under grumble topic. ×

6
mope(verb, sulk, languish, pine)
4
pout(verb, idle, sulk, languish)
3
gripe(noun, verb, phrasal verb, happy, express)
3
grouse(noun, verb, phrasal verb, criticize, happy)
2
fret(verb, idle, sulk, languish)
2
sulk(verb, idle, languish, pine)
1
be down in the mouth(verb, idle, sulk, languish)
1
be in a funk(verb, idle, sulk, languish)
1
be in a huff(verb, crab, sulk, bitch)
1
be morose(verb, crab, sulk, bitch)
1
be out of sorts(verb, crab, sulk, bitch)
1
be silent(verb, crab, sulk, bitch)
1
brood(verb, idle, sulk, languish)
1
frown(verb, sulk, brood, pout)
1
gloom(verb, sulk, brood, pout)
1
glower(verb, sulk, brood, pout)
1
look sullen(verb, expression, sulk, bitch)
1
lower(verb, sulk, brood, pout)
1
moon(verb, idle, sulk, languish)
1
scowl(verb, sulk, brood, pout)
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APASmart Define. (2015). grump thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/grump/thesaurus/synonyms
ChicagoSmart Define. 2015. "grump thesaurus" https://smartdefine.org/grump/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, grump thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/grump/thesaurus/synonyms>.
MLASmart Define. "grump thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/grump/thesaurus/synonyms>