3
unlucky(adjective, unfortunate, doomed)
2
appalling
2
awful
2
baleful(adjective, harmful, injurious, damaging, deadly)
2
consumptive(adjective, harmful, injurious, damaging, deadly)
2
crippling(adjective, harmful, injurious, damaging, destructive)
2
crushing
2
dangerous(injurious, damaging, destructive)
2
desolating
2
detrimental(adjective, harmful, unfortunate, injurious, damaging)
2
grievous
2
internecine(adjective, harmful, injurious, damaging, deadly)
2
subversive(injurious, damaging, destructive)
2
suicidal(adjective, harmful, injurious, damaging, deadly)
2
violent
2
wreckful(adjective, harmful, injurious, damaging, deadly)
1
adverse(dreadful, unfortunate, injurious, damaging, destructive)
1
afflicted(miserable, wretched, unfortunate, doomed, unsuccessful)
1
annihilative(adjective, harmful, injurious, damaging, deadly)
1
bad(injurious, damaging, destructive)
11 years ago|3.2k views|share |citing 
APASmart Define. (2015). cataclysmic thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/cataclysmic/thesaurus/synonyms
ChicagoSmart Define. 2015. "cataclysmic thesaurus" https://smartdefine.org/cataclysmic/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, cataclysmic thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/cataclysmic/thesaurus/synonyms>.
MLASmart Define. "cataclysmic thesaurus" 13 April 2015. Web. 22 September 2026. <https://smartdefine.org/cataclysmic/thesaurus/synonyms>