- Definitions|2
- Thesaurus|1.2k
- Abbreviations|0
| bad to the bone | |
| blackened | |
| bleak | |
| burdensome(adjective, pain, adverse) | |
| cancerous(adjective, harmful, injurious, damaging, deadly) | |
| cursed(adjective, bad, poor, unhappy, miserable) | |
| dangerous(adjective, injurious, damaging, destructive, arouse bad emotions) | |
| direful(adjective, horrible, fearful) | |
| disgraceful(adjective, evil, sad, unhappy, wretched) | |
| dismal | |
| foul(adjective, evil) | |
| frightful(adjective, offensive) | |
| hapless(adjective, bad, unhappy, terrible, gloomy) | |
| heinous(adjective, evil) | |
| horrible | |
| ominous(adjective, awful, terrible, miserable, negative) | |
| poisonous(adjective, injurious, damaging, destructive, baneful) | |
| portentous | |
| severe | |
| shameful |
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| APA | Smart Define. (2016). calamitous thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/calamitous/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "calamitous thesaurus" https://smartdefine.org/calamitous/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2016, calamitous thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/calamitous/thesaurus/synonyms>. |
| MLA | Smart Define. "calamitous thesaurus" 24 March 2016. Web. 25 September 2026. <https://smartdefine.org/calamitous/thesaurus/synonyms> |