31 entries under permanent topic. ×

19
perpetual(adjective, constant, continuous, enduring, lasting)
13
unending(adjective, constant, continuous, endless, enduring)
11
lasting(adjective, continuous, enduring, everlasting)
10
perennial(adjective, continuous, enduring, lasting)
9
continuing(adjective, continuous, recurrent, perpetual)
9
unceasing(adjective, continuous, infinite, boundless)
7
constant(adjective, continuous, endless, enduring, lasting)
6
abiding(adjective, enduring, lasting, everlasting)
6
continual(adjective, constant, continuous, enduring, lasting)
5
incessant(adjective, constant, abundant, continuous)
5
indelible(adjective, stability, long-term, lifelong)
5
indissoluble(adjective, stability, everlasting, eternal)
4
durable(adjective, enduring, lasting, recurrent)
4
fixed(adjective, enduring, lasting, perpetual)
4
long-term(adjective, lifelong)
4
unchanging(adjective, continuous, enduring, lasting)
4
unremitting(adjective, continuous, everlasting, uninterrupted)
2
deep-rooted(adjective, long-term, lifelong)
2
lifelong(recurrent, perpetual, long-term, returning)
2
long-lasting(adjective, continuous, enduring, lasting)
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APASmart Define. (2016). undying thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/undying/thesaurus/synonyms
ChicagoSmart Define. 2016. "undying thesaurus" https://smartdefine.org/undying/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, undying thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/undying/thesaurus/synonyms>.
MLASmart Define. "undying thesaurus" 26 February 2016. Web. 24 September 2026. <https://smartdefine.org/undying/thesaurus/synonyms>