- Definitions|2
- Thesaurus|826
- Abbreviations|0
| dangerous(injurious, damaging, destructive) | |
| deplorable(adjective, sad, unhappy, awful, terrible) | |
| depressing | |
| hurtful(adjective, harmful, injurious, damaging, deadly) | |
| lamentable(adjective, sad, unhappy, awful, terrible) | |
| lethal(adjective, grave, harmful, injurious, damaging) | |
| mischievous(injurious, damaging, destructive) | |
| noxious(adjective, harmful, injurious, damaging, deadly) | |
| poisonous(adjective, injurious, damaging, destructive) | |
| star-crossed(adjective, unhappy, miserable, wretched, unfortunate) | |
| unfavorable(adjective, miserable, wretched, dreadful, adverse) | |
| untoward(adjective, unhappy, miserable, wretched, adverse) | |
| upsetting | |
| pitiful(adjective, sad, unhappy, sorrowful) | |
| blasting | |
| consumptive(adjective, harmful, injurious, damaging, deadly) | |
| dismal | |
| distressful(adjective, adverse) | |
| disturbing | |
| hapless(adjective, unhappy, miserable, wretched, unfortunate) |
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| APA | Smart Define. (2015). catastrophic thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/catastrophic/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "catastrophic thesaurus" https://smartdefine.org/catastrophic/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2015, catastrophic thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/catastrophic/thesaurus/synonyms>. |
| MLA | Smart Define. "catastrophic thesaurus" 13 April 2015. Web. 25 September 2026. <https://smartdefine.org/catastrophic/thesaurus/synonyms> |