- Definitions|2
- Thesaurus|637
- Abbreviations|0
| grouching | |
| grouse | |
| grumbly(difficult, critical, complaining) | |
| ill-natured(adjective, negative, bad temper) | |
| impatient(adjective, negative, sullen, crabby, sulky) | |
| kick | |
| kicking | |
| malcontent(adjective, upset, unhappy, angry, irritated) | |
| malcontented(adjective, upset, unhappy, angry, irritated) | |
| mumbling | |
| nagging(noun, adjective, critical, dissatisfied, disparaging) | |
| out of humor(expression, adjective, idiom, cross, emotional) | |
| plaintive(adjective, upset, difficult, cross, unhappy) | |
| protest | |
| querulousness | |
| rattling(verb, adjective, rumbling) | |
| repining(grumpy, testy, grouchy) | |
| resentful(adjective, cross, unhappy, emotional, vulnerable) | |
| restless | |
| reverberating(verb, adjective, rumbling) |
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| APA | Smart Define. (2016). grumbling thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/grumbling/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "grumbling thesaurus" https://smartdefine.org/grumbling/thesaurus/synonyms (accessed September 20, 2026). |
| Harvard | Smart Define 2016, grumbling thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/grumbling/thesaurus/synonyms>. |
| MLA | Smart Define. "grumbling thesaurus" 24 March 2016. Web. 20 September 2026. <https://smartdefine.org/grumbling/thesaurus/synonyms> |