- Definitions|2
- Thesaurus|826
- Abbreviations|0
111 entries under adjective topic. ×
| extirpative(harmful, injurious, damaging, deadly) | |
| fell(harmful, injurious, damaging, deadly) | |
| forlorn | |
| funereal | |
| hard | |
| ill-omened | |
| lachrymose | |
| lethiferous(harmful, injurious, damaging, deadly) | |
| melancholy | |
| morose | |
| mortal(grave, harmful, injurious, damaging) | |
| nasty | |
| noisome(harmful, injurious, damaging, deadly) | |
| opposing | |
| pestiferous(harmful, injurious, damaging, deadly) | |
| pestilential(harmful, injurious, damaging, deadly) | |
| slaughterous(harmful, injurious, damaging, deadly) | |
| tragical | |
| troublesome | |
| venomous(harmful, injurious, damaging, deadly) |
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| APA | Smart Define. (2015). catastrophic thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/catastrophic/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "catastrophic thesaurus" https://smartdefine.org/catastrophic/thesaurus/synonyms (accessed September 27, 2026). |
| Harvard | Smart Define 2015, catastrophic thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/catastrophic/thesaurus/synonyms>. |
| MLA | Smart Define. "catastrophic thesaurus" 13 April 2015. Web. 27 September 2026. <https://smartdefine.org/catastrophic/thesaurus/synonyms> |