Synonyms|155Antonyms|14|Broader|0Narrower|0Related|223

27 entries under perpetuity topic. ×

9
amaranthine(adjective, endless)
8
everlasting(adjective, stable, constant, vast, enduring)
8
immortal(adjective, imperishable)
8
imperishable(adjective, stable, fixed, constant, enduring)
7
deathless
7
perpetual(adjective, stable, fixed, constant, enduring)
7
undying
5
eternal(adjective, pause, fixed, vast, endless)
4
endless
4
evergreen
3
ceaseless
3
continual(adjective, stable, constant, enduring, lasting)
3
unceasing(lasting, permanent, everlasting, unending)
3
unending
2
interminable
2
never-dying
1
coeternal
1
ever-living
1
incessant
1
sempiternal(adjective, eternal)
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ChicagoSmart Define. 2015. "unfading thesaurus" https://smartdefine.org/unfading/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, unfading thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/unfading/thesaurus/synonyms>.
MLASmart Define. "unfading thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/unfading/thesaurus/synonyms>