3
bad to the bone
3
blackened
3
bleak
3
burdensome(adjective, pain, adverse)
3
cancerous(adjective, harmful, injurious, damaging, deadly)
3
cursed(adjective, bad, poor, unhappy, miserable)
3
dangerous(adjective, injurious, damaging, destructive, arouse bad emotions)
3
direful(adjective, horrible, fearful)
3
disgraceful(adjective, evil, sad, unhappy, wretched)
3
dismal
3
foul(adjective, evil)
3
frightful(adjective, offensive)
3
hapless(adjective, bad, unhappy, terrible, gloomy)
3
heinous(adjective, evil)
3
horrible
3
ominous(adjective, awful, terrible, miserable, negative)
3
poisonous(adjective, injurious, damaging, destructive, baneful)
3
portentous
3
severe
3
shameful
10 years ago|12k views|share |citing 
APASmart Define. (2016). calamitous thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/calamitous/thesaurus/synonyms
ChicagoSmart Define. 2016. "calamitous thesaurus" https://smartdefine.org/calamitous/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, calamitous thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/calamitous/thesaurus/synonyms>.
MLASmart Define. "calamitous thesaurus" 24 March 2016. Web. 25 September 2026. <https://smartdefine.org/calamitous/thesaurus/synonyms>