26 entries under perpetual topic. ×

18
eternal(adjective, pause, fixed, endless, lasting)
17
undying(adjective, stability, enduring, lasting, everlasting)
15
everlasting(adjective, constant, enduring, lasting, infinite)
13
permanent(adjective, fixed, constant, enduring, lasting)
10
deathless(adjective, repute, everlasting, eternal)
10
enduring(adjective, fixed, constant, lasting, durable)
9
perennial(adjective, stable, constant, enduring, lasting)
5
ceaseless(adjective, continuous, everlasting, uninterrupted, eternal)
5
durable(adjective, stable, constant, enduring, lasting)
5
lasting(adjective, constant, enduring, permanent, durable)
5
unceasing(adjective, continuous, lasting, permanent, everlasting)
4
constant(adjective, stable, fixed, continuous, enduring)
3
continual(adjective, stable, constant, continuous, enduring)
3
never-ending(adjective, continuous, everlasting, uninterrupted, eternal)
3
unchanging(adjective, stable, fixed, constant, enduring)
2
fixed(adjective, stable, constant, enduring, lasting)
2
long-lasting(adjective, stable, constant, enduring, lasting)
2
perdurable(adjective, stable, constant, enduring, lasting)
2
unfailing(fixed, continuous, static, unchangeable, everlasting)
1
continuing(fixed, static, unchangeable, recurrent)
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APASmart Define. (2016). imperishable thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/imperishable/thesaurus/synonyms
ChicagoSmart Define. 2016. "imperishable thesaurus" https://smartdefine.org/imperishable/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, imperishable thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/imperishable/thesaurus/synonyms>.
MLASmart Define. "imperishable thesaurus" 29 March 2016. Web. 23 September 2026. <https://smartdefine.org/imperishable/thesaurus/synonyms>