36 entries under eternal topic. ×

7
imperishable(adjective, continuous, everlasting, uninterrupted)
7
unrelenting(adjective, certain, determined, persistent, constant)
6
unchanging(adjective, certain, steady, persistent, constant)
5
fixed(adjective, determined, steady, resolute, persistent)
5
straight(adjective, certain, reliable, continuous, trustworthy)
4
stable(adjective, regular, persistent, constant, continuous)
3
abiding(adjective, certain, stable, persistent, constant)
3
invariable(adjective, certain, persistent, constant, reliable)
2
consistent(adjective, certain, persistent, constant, reliable)
2
immutable(adjective, persistent, continuous, relentless, enduring)
2
indissoluble(adjective, permanent, everlasting, long-term)
2
never-ceasing(continuous, everlasting, uninterrupted, undying)
2
perdurable(continuous, permanent, unlimited, everlasting)
2
persisting(adjective, determined, steady, stable, persistent)
1
steadfast(adjective, certain, determined, steady, resolute)
0
death-defying(adjective, everlasting, undying)
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APASmart Define. (2016). endless thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/endless/thesaurus/synonyms
ChicagoSmart Define. 2016. "endless thesaurus" https://smartdefine.org/endless/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, endless thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/endless/thesaurus/synonyms>.
MLASmart Define. "endless thesaurus" 26 February 2016. Web. 27 September 2026. <https://smartdefine.org/endless/thesaurus/synonyms>