Synonyms|780Antonyms|150|Broader|14Narrower|12Related|1.4k

72 entries under dreadful topic. ×

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crabby(adjective, rough, nasty, dark, unpleasant)
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disgusting(adjective, unpleasant, horrible, disagreeable)
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distasteful(adjective, unpleasant, horrible, disagreeable)
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dour(adjective, rough, nasty, dark, unpleasant)
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fell(adjective, unpleasant, horrible, disagreeable)
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forbidding(adjective, rough, nasty, dark, unpleasant)
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gloomy(adjective, rough, nasty, dark, unpleasant)
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glum(adjective, rough, nasty, dark, unpleasant)
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grievous(adjective, unpleasant, horrible, disagreeable)
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horrible(adjective, evil, unpleasant, wicked, immoral)
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low-down(adjective, unpleasant, horrible, disagreeable)
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major(adjective, unpleasant, horrible, disagreeable)
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messy(adjective, unpleasant, horrible, disagreeable)
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morose(adjective, rough, nasty, dark, unpleasant)
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nauseous(adjective, unpleasant, horrible, disagreeable)
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noisome(adjective, unpleasant, horrible, disagreeable)
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objectionable(adjective, unpleasant, horrible, disagreeable)
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obnoxious(adjective, rough, nasty, dark, unpleasant)
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odious(adjective, evil, unpleasant, wicked, horrible)
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pugnacious(adjective, rough, nasty, dark, unpleasant)
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APASmart Define. (2016). treacherous thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/treacherous/thesaurus/synonyms
ChicagoSmart Define. 2016. "treacherous thesaurus" https://smartdefine.org/treacherous/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2016, treacherous thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/treacherous/thesaurus/synonyms>.
MLASmart Define. "treacherous thesaurus" 4 March 2016. Web. 29 September 2026. <https://smartdefine.org/treacherous/thesaurus/synonyms>