56 entries under lasting topic. ×

15
perennial(adjective, stable, constant, continuous, enduring)
15
undying(adjective, constant, continuous, endless, enduring)
14
immortal(adjective, continue, constant, endless)
12
infinite(adjective, end, constant, abundant, endless)
12
unchanging(adjective, steady, stable, regular, fixed)
11
abiding(adjective, stable, fixed, persistent, constant)
10
fixed(adjective, dull, determined, usual, steady)
10
imperishable(adjective, constant, enduring, continual)
10
sempiternal(adjective, continual, eternal, perpetuity)
9
immutable(adjective, steady, stable, regular, fixed)
9
recurrent(adjective, steady, regular, constant, continuous)
9
unfailing(adjective, continue, steady, fixed, persistent)
8
repeated(adjective, steady, stable, regular, constant)
7
changeless(adjective, set, stable, regular, fixed)
6
indestructible(adjective, stable, moral, constant, unable)
6
without end(expression, adjective, idiom, present, constant)
5
perdurable(adjective, stable, constant, endless, enduring)
5
unfading(stable, fixed, constant, enduring)
4
continued(adjective, steady, stable, regular, constant)
4
intermittent(adjective, regular, normal, continuous)
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APASmart Define. (2016). perpetual thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/perpetual/thesaurus/synonyms
ChicagoSmart Define. 2016. "perpetual thesaurus" https://smartdefine.org/perpetual/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, perpetual thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/perpetual/thesaurus/synonyms>.
MLASmart Define. "perpetual thesaurus" 30 March 2016. Web. 28 September 2026. <https://smartdefine.org/perpetual/thesaurus/synonyms>