Synonyms|197Antonyms|22|Broader|0Narrower|0Related|30

65 entries under adjective topic. ×

1
lethal(grave, harmful, injurious, damaging)
1
lethiferous(harmful, injurious, damaging, deadly)
1
mortal(grave, harmful, injurious, damaging)
1
noisome(harmful, injurious, damaging, deadly)
1
noxious(harmful, injurious, damaging, deadly)
1
pestiferous(harmful, injurious, damaging, deadly)
1
pestilential(harmful, injurious, damaging, deadly)
1
poisonous(injurious, damaging, destructive)
1
shattering
1
shocking
1
slaughterous(harmful, injurious, damaging, deadly)
1
toxic(harmful, injurious, damaging, deadly)
1
unfortunate(awful, terrible, miserable, wretched)
1
venomous(harmful, injurious, damaging, deadly)
1
wrackful(harmful, injurious, damaging, deadly)
0
catastrophal
0
distressful
0
harrowing
0
hellfire
0
horrendous
For more, visit Cataclysmic on Power Thesaurus
11 years ago|3.2k views|share |citing 
APASmart Define. (2015). cataclysmic thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/cataclysmic/thesaurus/synonyms
ChicagoSmart Define. 2015. "cataclysmic thesaurus" https://smartdefine.org/cataclysmic/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, cataclysmic thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/cataclysmic/thesaurus/synonyms>.
MLASmart Define. "cataclysmic thesaurus" 13 April 2015. Web. 25 September 2026. <https://smartdefine.org/cataclysmic/thesaurus/synonyms>