5
immovable(characteristic, strength, stability, adjective, inactivity)
3
stabile(adjective, characteristic, strength, stability)
3
unfluctuating(adjective, characteristic, strength, stability)
2
eternal(adjective, constant, permanent, changeless)
2
invariant(adjective, constant, permanent, everlasting)
2
irremovable(adjective, constant, permanent, everlasting)
2
never-failing(adjective, constant, permanent, everlasting)
2
standing(adjective, constant, permanent, everlasting)
2
unaltered(adjective, constant, permanent, changeless)
2
unchanged(adjective, constant, permanent, changeless)
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APASmart Define. (2013). ever changing thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/ever_changing/thesaurus/antonyms
ChicagoSmart Define. 2013. "ever changing thesaurus" https://smartdefine.org/ever_changing/thesaurus/antonyms (accessed September 22, 2026).
HarvardSmart Define 2013, ever changing thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/ever_changing/thesaurus/antonyms>.
MLASmart Define. "ever changing thesaurus" 19 May 2013. Web. 22 September 2026. <https://smartdefine.org/ever_changing/thesaurus/antonyms>