75 entries under grumpy topic. ×

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cloddish(rude, coarse, sullen, boorish)
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clodhopping(rude, coarse, sullen, boorish)
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eccentric(difficult, irritable, cantankerous)
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lowbred(rude, coarse, sullen, boorish)
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misanthropic(tough, harsh, awkward, bad-tempered)
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miserly(rude, coarse, sullen, boorish)
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mumpish(bad-tempered, tetchy)
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nasty-tempered(tough, harsh, awkward, bad-tempered)
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odd(difficult, irritable, cantankerous)
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queer(difficult, irritable, cantankerous)
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trying(tough, harsh, awkward, bad-tempered)
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uncultured(adjective, hard, rude, coarse, polite)
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unneighborly(rude, coarse, sullen, boorish)
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unusual(difficult, irritable, cantankerous)
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vulgar(adjective, hard, rude, coarse, polite)
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APASmart Define. (2016). crusty thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/crusty/thesaurus/synonyms
ChicagoSmart Define. 2016. "crusty thesaurus" https://smartdefine.org/crusty/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, crusty thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/crusty/thesaurus/synonyms>.
MLASmart Define. "crusty thesaurus" 23 March 2016. Web. 23 September 2026. <https://smartdefine.org/crusty/thesaurus/synonyms>