19
eternal(adjective, continue, big, pause, steady)
19
perpetual(adjective, continue, determined, constant, obstinate)
17
endless(adjective, continue, constant, continuous, infinite)
14
timeless(adjective, continuous, endless, infinite, continual)
13
constant(adjective, steady, continuous, endless, infinite)
13
everlasting(adjective, continue, constant, continuous, endless)
13
unceasing(adjective, constant, continuous, endless, infinite)
12
ceaseless(adjective, continue, steady, regular, persistent)
11
incessant(adjective, determined, steady, regular, persistent)
10
interminable(adjective, constant, continuous, endless, infinite)
10
unending(adjective, continue, constant, continuous, endless)
10
unremitting(adjective, adverb, determined, steady, regular)
9
continual(adjective, determined, persistent, constant, obstinate)
9
continuous(adjective, steady, regular, even, constant)
9
immortal(adjective, continue, constant, endless, infinite)
8
infinite(adjective, end, constant, endless, boundless)
7
persistent(adjective, determined, steady, regular, even)
7
uninterrupted(adjective, steady, regular, even, constant)
6
amaranthine(adjective, continue, constant, endless, infinite)
6
deathless(adjective, constant, abundant, endless, infinite)
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APASmart Define. (2015). never-ending thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/never-ending/thesaurus/synonyms
ChicagoSmart Define. 2015. "never-ending thesaurus" https://smartdefine.org/never-ending/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, never-ending thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/never-ending/thesaurus/synonyms>.
MLASmart Define. "never-ending thesaurus" 13 April 2015. Web. 22 September 2026. <https://smartdefine.org/never-ending/thesaurus/synonyms>