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8
everlasting(adjective, stable, vast, enduring)
8
imperishable(adjective, stable, fixed, enduring)
7
permanent(adjective, fixed, vast, enduring)
7
perpetual(adjective, stable, fixed, enduring)
5
lasting(adjective, stable, fixed, vast)
4
abiding(adjective, stable, fixed, enduring)
4
enduring(adjective, stable, fixed, lasting)
4
perennial(adjective, stable, enduring, lasting)
4
persistent(adjective, stable, enduring, lasting)
4
unchanging(adjective, stable, fixed, lasting)
3
continual(adjective, stable, enduring, lasting)
3
indestructible(adjective, stable, enduring, unable)
2
changeless(stable, fixed, enduring, lasting)
2
durable(stable, enduring, lasting, perpetual)
2
fixed(stable, enduring, lasting, static)
2
immutable(stable, fixed, enduring, lasting)
2
long-lasting(stable, enduring, lasting, durable)
2
perdurable(stable, enduring, lasting, permanent)
2
perduring(stable, vast, enduring, lasting)
2
stable(enduring, lasting, perpetual)
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APASmart Define. (2015). unfading thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/unfading/thesaurus/synonyms
ChicagoSmart Define. 2015. "unfading thesaurus" https://smartdefine.org/unfading/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, unfading thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/unfading/thesaurus/synonyms>.
MLASmart Define. "unfading thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/unfading/thesaurus/synonyms>