Synonyms|46Antonyms|45|Broader|0Narrower|0Related|25
1
dire
1
disastrously(adverb, misfortune)
1
doomful
1
fatally(adverb, misfortune)
1
fatefully(adverb, misfortune)
1
grievous
1
internecine
1
nihilistic
1
ruinously(adverb, misfortune)
1
self-destructive
1
subversionary
1
subversive
1
suicidal
1
unfortunately(adverb, misfortune)
1
wasteful
1
wasting
1
withering
0
annihilatory
0
catastrophal(adjective, destructive)
0
convulsive
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APASmart Define. (2015). cataclysmal thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/cataclysmal/thesaurus/synonyms
ChicagoSmart Define. 2015. "cataclysmal thesaurus" https://smartdefine.org/cataclysmal/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, cataclysmal thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/cataclysmal/thesaurus/synonyms>.
MLASmart Define. "cataclysmal thesaurus" 14 April 2015. Web. 22 September 2026. <https://smartdefine.org/cataclysmal/thesaurus/synonyms>