Synonyms|77Antonyms|7|Broader|0Narrower|0Related|78

49 entries under adjective topic. ×

4
lasting
3
ageless
3
undying
3
uninterrupted
3
unremitting
2
boundless
2
enduring
2
immemorial
2
immutable
2
imperishable
2
indefinite
2
perdurable
2
persistent
2
relentless
1
abiding
1
deathless
1
forever
1
illimitable
1
invariable
1
unchanging(continuous, endless, everlasting, uninterrupted)
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APASmart Define. (2015). sempiternal thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/sempiternal/thesaurus/synonyms
ChicagoSmart Define. 2015. "sempiternal thesaurus" https://smartdefine.org/sempiternal/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, sempiternal thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/sempiternal/thesaurus/synonyms>.
MLASmart Define. "sempiternal thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/sempiternal/thesaurus/synonyms>