18 entries under lasting topic. ×

23
immortal(adjective, constant, continuous, endless, indefinite)
17
ageless(adjective, change, endless, enduring)
15
permanent(adjective, steady, constant, endless)
14
dateless(adjective, change, steady, constant)
7
perennial(adjective, constant, endless, indefinite)
7
abiding(adjective, permanent, everlasting, eternal)
6
immemorial(adjective, vast, infinite, permanent)
5
imperishable(adjective, vast, permanent, everlasting)
5
indestructible(adjective, permanent, everlasting, eternal)
5
unremitting(adjective, continue, steady, constant)
3
immutable(adjective, permanent, everlasting, unending)
3
unfading(vast, permanent, everlasting, eternal)
3
forever(adjective, vast, permanent, everlasting)
3
indefinite(adjective, permanent, everlasting, eternal)
3
without end(expression, adjective, vast, permanent)
2
continued(adjective, steady, stable, regular)
2
perdurable(permanent, everlasting, eternal, unending)
2
termless(adjective, vast, infinite, permanent)
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APASmart Define. (2016). timeless thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/timeless/thesaurus/synonyms
ChicagoSmart Define. 2016. "timeless thesaurus" https://smartdefine.org/timeless/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, timeless thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/timeless/thesaurus/synonyms>.
MLASmart Define. "timeless thesaurus" 29 March 2016. Web. 22 September 2026. <https://smartdefine.org/timeless/thesaurus/synonyms>