92 entries under stable topic. ×

14
immutable(adjective, calm, strong, secure, firm)
12
persisting(noun, verb, adjective, increase, line)
11
unchanging(adjective, close, correct, firm, honest)
10
indestructible(adjective, tough, sturdy, constant)
10
perennial(adjective, continue, constant, lasting)
10
unwavering(adjective, calm, close, strong, secure)
9
changeless(adjective, firm, solid, certain)
9
endless(adjective, certain, determined, steady)
9
unending(adjective, steady, persistent, constant)
9
unfaltering(adjective, complete, firm, total, solid)
7
resolute(adjective, calm, close, strong, secure)
7
unceasing(adjective, steady, persistent, constant)
7
unchangeable(adjective, calm, strong, secure, flat)
7
unqualified(adjective, strong, complete, flat, firm)
6
continual(adjective, certain, determined, persistent)
6
unvarying(adjective, calm, strong, secure, firm)
5
incessant(adjective, determined, steady, persistent)
5
perdurable(adjective, calm, strong, continue, substantial)
5
secure(adjective, calm, strong, sound, tough)
5
staunch(adjective, calm, close, strong, sound)
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APASmart Define. (2016). enduring thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/enduring/thesaurus/synonyms
ChicagoSmart Define. 2016. "enduring thesaurus" https://smartdefine.org/enduring/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2016, enduring thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/enduring/thesaurus/synonyms>.
MLASmart Define. "enduring thesaurus" 29 March 2016. Web. 20 September 2026. <https://smartdefine.org/enduring/thesaurus/synonyms>