Synonyms|294Antonyms|118|Broader|9Narrower|0Related|763

3 entries under temporary topic. ×

14
permanent(adjective, constant, lasting)
9
lasting
5
perpetual(adjective, limited, irregular, lasting, continual)
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APASmart Define. (2016). ephemeral thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/ephemeral/thesaurus/antonyms
ChicagoSmart Define. 2016. "ephemeral thesaurus" https://smartdefine.org/ephemeral/thesaurus/antonyms (accessed September 24, 2026).
HarvardSmart Define 2016, ephemeral thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/ephemeral/thesaurus/antonyms>.
MLASmart Define. "ephemeral thesaurus" 26 February 2016. Web. 24 September 2026. <https://smartdefine.org/ephemeral/thesaurus/antonyms>