| whiner(noun, person, happy, bear, bug) | |
| barbarian | |
| boor(noun, police, lout, copper, dork) | |
| crackpot | |
| croaker | |
| curmudgeon(noun, person, bear, pain, bug) | |
| fret(verb, idle, sulk, grumble, languish) | |
| fruitcake | |
| grouser(noun, happy, bear, informal, bug) | |
| growler(noun, happy, bear, bug, crab) | |
| misery | |
| peasant | |
| repine(verb, sulk, languish, pine, brood) | |
| sulk(verb, idle, grumble, languish, pine) | |
| Cassandra | |
| ache(idle, sulk, languish, pine, brood) | |
| be apathetic(verb, idle, sulk, languish, pine) | |
| be dejected(idle, sulk, languish, pine, brood) | |
| be down in the mouth(verb, idle, sulk, grumble, languish) | |
| be gloomy(verb, idle, sulk, languish, pine) |
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| APA | Smart Define. (2015). grump thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/grump/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "grump thesaurus" https://smartdefine.org/grump/thesaurus/synonyms (accessed September 21, 2026). |
| Harvard | Smart Define 2015, grump thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/grump/thesaurus/synonyms>. |
| MLA | Smart Define. "grump thesaurus" 10 April 2015. Web. 21 September 2026. <https://smartdefine.org/grump/thesaurus/synonyms> |