2
unlimited(adjective, constant, abundant, unrestrained, immense)
2
unquenchable
2
unvarying(adjective, continuous, continuance in action)
1
boundless(constant, abundant, unrestrained, endless, immense)
1
chronic
1
coeternal
1
coherent(adjective, continuous)
1
confirmed
1
connected(adjective, continuous)
1
consecutive(adjective, continuous)
1
consistent(adjective, continuous)
1
countless(constant, abundant, unrestrained, immense, infinite)
1
cyclical(adjective, continuous)
1
deep
1
deep-seated
1
deep in thought
1
embalmed
1
entrenched
1
eonian
1
even(adjective, continuous)
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APASmart Define. (2016). undying thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/undying/thesaurus/synonyms
ChicagoSmart Define. 2016. "undying thesaurus" https://smartdefine.org/undying/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, undying thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/undying/thesaurus/synonyms>.
MLASmart Define. "undying thesaurus" 26 February 2016. Web. 25 September 2026. <https://smartdefine.org/undying/thesaurus/synonyms>