259 entries under adjective topic. ×

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coarse(offensive, rude, vulgar, improper)
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disgusting(dull, ugly, bad-looking)
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dowdy(cheap, tasteless, gaudy, unsophisticated)
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dreadful(dull, disgusting, ugly, bad-looking)
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frightful(dull, disgusting, ugly, bad-looking)
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frumpish(dull, disgusting, ugly, bad-looking)
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ghastly(dull, disgusting, ugly, bad-looking)
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haggish(dull, disgusting, ugly, bad-looking)
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horrible(dull, disgusting, ugly, bad-looking)
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immodest(offensive, rude, coarse, vile)
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inadmissible(appropriate, disagreement, inappropriate, unacceptable)
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incorrect(wrong, rude, suitable, inadequate)
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irrelevant(wrong, disagreement, suitable, unreasonable)
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loathsome(dull, disgusting, ugly, bad-looking)
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maladroit(improper, incorrect, unsuitable)
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naughty(wrong, rude, coarse, usual)
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nauseating(dull, disgusting, ugly, bad-looking)
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out of line(expression, idiom, wrong, suitable)
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outrageous(offensive, rude, coarse, vile)
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repellant(dull, disgusting, ugly, bad-looking)
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APASmart Define. (2016). unbecoming thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/unbecoming/thesaurus/synonyms
ChicagoSmart Define. 2016. "unbecoming thesaurus" https://smartdefine.org/unbecoming/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2016, unbecoming thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/unbecoming/thesaurus/synonyms>.
MLASmart Define. "unbecoming thesaurus" 29 March 2016. Web. 29 September 2026. <https://smartdefine.org/unbecoming/thesaurus/synonyms>