Synonyms|197Antonyms|22|Broader|0Narrower|0Related|30
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sinister(injurious, damaging, destructive)
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sorry
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terrific
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thorough
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tormented
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tumbledown(adjective, ruinous)
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ugly
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undermining(injurious, damaging, destructive)
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unfavourable
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unhealthy(injurious, damaging, destructive)
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unspeakable
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unwholesome(injurious, damaging, destructive)
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utter
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utterly
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virulent(injurious, damaging, destructive)
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woeful
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wretched
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APASmart Define. (2015). cataclysmic thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/cataclysmic/thesaurus/synonyms
ChicagoSmart Define. 2015. "cataclysmic thesaurus" https://smartdefine.org/cataclysmic/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, cataclysmic thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/cataclysmic/thesaurus/synonyms>.
MLASmart Define. "cataclysmic thesaurus" 13 April 2015. Web. 23 September 2026. <https://smartdefine.org/cataclysmic/thesaurus/synonyms>