26 entries under plain topic. ×

1
repugnant(adjective, unpleasant, awful, revolting)
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repulsive(adjective, unpleasant, awful, revolting)
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revolting(adjective, unpleasant, awful, unattractive)
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uninviting(adjective, unpleasant, awful, revolting)
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unprepossessing(adjective, unpleasant, awful, revolting)
1
unseemly(adjective, unpleasant, awful, ugly)
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APASmart Define. (2016). unbeautiful thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/unbeautiful/thesaurus/synonyms
ChicagoSmart Define. 2016. "unbeautiful thesaurus" https://smartdefine.org/unbeautiful/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, unbeautiful thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/unbeautiful/thesaurus/synonyms>.
MLASmart Define. "unbeautiful thesaurus" 29 March 2016. Web. 28 September 2026. <https://smartdefine.org/unbeautiful/thesaurus/synonyms>