1
age(future, infinity, perpetuity, forever)
1
ages(age, future, infinity, perpetuity, forever)
1
blue moon(expression, age, future, infinity, perpetuity)
1
coeternity
1
continualness
1
continuance
1
deathless
1
durability
1
endless time(expression, age, future, infinity, perpetuity)
1
eternalness
1
eternities
1
ever-duringness
1
everness
1
forever and a day(expression, idiom, age, future, infinity)
1
foreverness
1
future(age, infinity, perpetuity, forever)
1
immediacy
1
immortality(noun, life, age, endurance, future)
1
imperishability(age, future, infinity, perpetuity, forever)
1
incalculability(noun, infinity)
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APASmart Define. (2015). timelessness thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/timelessness/thesaurus/synonyms
ChicagoSmart Define. 2015. "timelessness thesaurus" https://smartdefine.org/timelessness/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, timelessness thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/timelessness/thesaurus/synonyms>.
MLASmart Define. "timelessness thesaurus" 14 April 2015. Web. 21 September 2026. <https://smartdefine.org/timelessness/thesaurus/synonyms>