55 entries under devastating topic. ×

9
deadly(adjective, sad, painful, suffering, dreadful)
9
hapless(adjective, bad, miserable, unfortunate, doomed)
9
untoward(adjective, miserable, adversity, adverse, unfortunate)
8
damaging(adjective, bad, unhappy, inappropriate, adverse)
8
deleterious(adjective, harmful, injurious, damaging, deadly)
8
ill-fated(adjective, miserable, unfortunate, doomed, detrimental)
8
injurious(adjective, bad, wicked, immoral, malicious)
8
unfavorable(adjective, miserable, adverse, unfortunate, doomed)
8
unpropitious(adjective, bad, adverse, unfortunate, detrimental)
6
luckless(adjective, miserable, unfortunate, doomed, detrimental)
6
pernicious(adjective, bad, wicked, immoral, dreadful)
5
cataclysmal(adjective, help, destructive, detrimental)
5
ill-starred(adjective, miserable, unfortunate, doomed, detrimental)
4
lethal(adjective, grave, harmful, injurious, damaging)
4
mortal(adjective, grave, harmful, injurious, damaging)
2
consumptive(adjective, harmful, injurious, damaging, deadly)
2
hurtful(adjective, evil, nasty, harmful, injurious)
2
internecine(adjective, harmful, injurious, damaging, deadly)
2
noxious(adjective, harmful, injurious, damaging, deadly)
2
toxic(adjective, harmful, injurious, damaging, deadly)
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APASmart Define. (2016). disastrous thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/disastrous/thesaurus/synonyms
ChicagoSmart Define. 2016. "disastrous thesaurus" https://smartdefine.org/disastrous/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2016, disastrous thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/disastrous/thesaurus/synonyms>.
MLASmart Define. "disastrous thesaurus" 24 March 2016. Web. 20 September 2026. <https://smartdefine.org/disastrous/thesaurus/synonyms>