Synonyms|307Antonyms|43|Broader|11Narrower|6Related|135
4
paradise(noun, heaven, happiness, glory, ecstasy)
4
sempiternity(noun, limited, totality, perpetuity)
4
time(noun, period, length)
4
timeless existence(noun, expression, idiom)
3
ceaselessness(noun, state, quality, continue, infinity)
3
eon(noun, time)
3
interminability(noun, infinity, perpetuity)
3
afterworld(noun, heaven, happiness, glory, ecstasy)
3
blue moon(noun, expression, idiom, time, informal)
3
boundlessness(noun, infinity)
3
constancy(noun, perpetuity)
3
eternality(noun, state, quality, continue, limited)
3
hereafter(noun, heaven, happiness, glory, fate)
3
ages(noun, age, future, infinity, perpetuity)
3
century(noun, diuturnity)
3
continuance
3
endless time(noun, expression, idiom, forever)
3
everness
3
holiness(noun, deity)
3
immensity(noun, endlessness)
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APASmart Define. (2015). eternity thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/eternity/thesaurus/synonyms
ChicagoSmart Define. 2015. "eternity thesaurus" https://smartdefine.org/eternity/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, eternity thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/eternity/thesaurus/synonyms>.
MLASmart Define. "eternity thesaurus" 11 November 2015. Web. 24 September 2026. <https://smartdefine.org/eternity/thesaurus/synonyms>