105 entries under grumble topic. ×

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bother(oppose, fuss, complain, moan)
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brood(verb, sulk, pout, mope)
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censure(complain, moan)
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criticism(charge, protest, objection, complaint, plea)
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drone(complain, gripe, murmur, mumble)
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feel sorry for yourself(verb, expression, idiom, sulk)
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hypercriticize(complain, moan)
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keen(verb, complain, whine, groan)
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lower(verb, sulk, brood, pout)
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mewl(complain, gripe)
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mewling
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moon(verb, sulk, brood, pout)
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mope(verb, lower, sulk, brood)
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mumble(protest, complain, moan, murmur)
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nitpick(verb, criticize, protest, complain)
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objurgate(complain, moan)
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pan(complain, moan)
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peck(complain, moan)
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pick at(expression, complain, moan)
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pout(verb, sulk, brood, mope)
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APASmart Define. (2015). grouse thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/grouse/thesaurus/synonyms
ChicagoSmart Define. 2015. "grouse thesaurus" https://smartdefine.org/grouse/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, grouse thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/grouse/thesaurus/synonyms>.
MLASmart Define. "grouse thesaurus" 14 April 2015. Web. 29 September 2026. <https://smartdefine.org/grouse/thesaurus/synonyms>