33 entries under noun topic. ×
| subsistence | |
| sustenance | |
| aliment | |
| auspices | |
| conservation | |
| continuance | |
| continuation | |
| custody | |
| preservation | |
| protection | |
| defense | |
| duration | |
| endurance |
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Extinction on
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| APA | Smart Define. (2015). extinction thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/extinction/thesaurus/antonyms |
| Chicago | Smart Define. 2015. "extinction thesaurus" https://smartdefine.org/extinction/thesaurus/antonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2015, extinction thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/extinction/thesaurus/antonyms>. |
| MLA | Smart Define. "extinction thesaurus" 10 April 2015. Web. 28 September 2026. <https://smartdefine.org/extinction/thesaurus/antonyms> |