12 entries under catastrophe topic. ×

32
mass murder(noun, expression, idiom, action, mass)
29
annihilation(noun, evil, mass, extinction, slaughter)
28
extermination(noun, evil, mass, extinction, slaughter)
25
holocaust(noun, evil, mass, slaughter, destruction)
22
massacre(noun, evil, mass, extinction, slaughter)
20
carnage(noun, slaughter, murder, massacre)
13
slaughter(noun, extinction, murder, massacre)
3
devastation(noun, slaughter, murder, massacre)
3
extinction(noun, slaughter, destruction, termination)
2
immolation(noun, slaughter, murder, massacre)
2
inferno(noun, slaughter, murder, massacre)
2
widespread destruction(noun, expression, slaughter, murder)
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APASmart Define. (2016). genocide thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/genocide/thesaurus/synonyms
ChicagoSmart Define. 2016. "genocide thesaurus" https://smartdefine.org/genocide/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, genocide thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/genocide/thesaurus/synonyms>.
MLASmart Define. "genocide thesaurus" 14 January 2016. Web. 25 September 2026. <https://smartdefine.org/genocide/thesaurus/synonyms>