Synonyms|224Antonyms|31|Broader|1Narrower|0Related|187

20 entries under permanent topic. ×

7
dateless(adjective, lasting, everlasting, unending)
6
timeless(adjective, vast, lasting, infinite)
3
forever(adjective, old, vast, lasting)
2
ageless(lasting, everlasting, unending, undying)
2
indestructible(lasting, everlasting, unending, undying)
2
lasting(adjective, vast, everlasting, unending)
2
perdurable(lasting, everlasting, unending, undying)
2
termless(adjective, vast, lasting, infinite)
2
unceasing(lasting, everlasting, unending, undying)
2
unremitting(lasting, everlasting, unending, undying)
2
without end(expression, vast, lasting, everlasting)
1
abiding(lasting, everlasting, unending, undying)
1
continued(lasting, everlasting, unending, undying)
1
immutable(lasting, everlasting, unending, undying)
1
imperishable(vast, lasting, everlasting, unending)
1
indefinite(lasting, everlasting, unending, undying)
1
perennial(lasting, everlasting, unending, undying)
1
persistent(lasting, everlasting, unending, undying)
1
unfading(vast, lasting, everlasting, unending)
0
relentless(lasting, everlasting, unending, undying)
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APASmart Define. (2016). immemorial thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/immemorial/thesaurus/synonyms
ChicagoSmart Define. 2016. "immemorial thesaurus" https://smartdefine.org/immemorial/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, immemorial thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/immemorial/thesaurus/synonyms>.
MLASmart Define. "immemorial thesaurus" 29 February 2016. Web. 25 September 2026. <https://smartdefine.org/immemorial/thesaurus/synonyms>