- Definitions|2
- Thesaurus|826
- Abbreviations|0
| declaim | |
| defunctive | |
| direr | |
| disadvantageous(injurious, damaging, destructive) | |
| disappointing(sad, unhappy, sorrowful) | |
| disastrous tragic | |
| disconsolate(sad, unhappy, sorrowful) | |
| doleful(sad, unhappy, sorrowful) | |
| earth-shattering | |
| egregious | |
| embarrassing | |
| enormous | |
| extremely harmful(expression, idiom) | |
| fearful | |
| feeble(sad, unhappy, sorrowful) | |
| feller(injurious, deadly, fatal, devastating) | |
| fierce | |
| frightful | |
| gloomy(sad, unhappy, awful, terrible, sorrowful) | |
| grieving(sad, unhappy, sorrowful) |
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| APA | Smart Define. (2015). catastrophic thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/catastrophic/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "catastrophic thesaurus" https://smartdefine.org/catastrophic/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2015, catastrophic thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/catastrophic/thesaurus/synonyms>. |
| MLA | Smart Define. "catastrophic thesaurus" 13 April 2015. Web. 26 September 2026. <https://smartdefine.org/catastrophic/thesaurus/synonyms> |