226 entries under noun topic. ×

36
end(stop, ruin, collapse, failure)
35
death(act, end, loss, disaster)
34
annihilation(make, help, end, ruin)
33
extermination(make, help, end, release)
30
destruction(end, release, ruin, collapse)
28
abolition(slaughter, destruction, disaster, devastation)
28
dissolution(act, decline, ruin, collapse)
28
eradication(make, help, end, release)
27
demise(act, end, release, ruin)
27
quenching(disaster, fatality, mortality, lethality)
26
expiration(end, release, ruin, finish)
8
obliteration(make, help, end, decline)
8
disappearance(overthrow, death, termination, suspension)
8
extirpation(make, help, slaughter, destruction)
7
extinguishing(slaughter, destruction, devastation, obliteration)
7
liquidation(make, help, slaughter, destruction)
7
passing(act, end, release, ruin)
7
elimination(slaughter, destruction, out, death)
7
quietus(act, end, release, ruin)
6
ruin(end, decline, collapse, failure)
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APASmart Define. (2015). extinction thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/extinction/thesaurus/synonyms
ChicagoSmart Define. 2015. "extinction thesaurus" https://smartdefine.org/extinction/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, extinction thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/extinction/thesaurus/synonyms>.
MLASmart Define. "extinction thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/extinction/thesaurus/synonyms>