Synonyms|824Antonyms|194|Broader|4Narrower|14Related|1.2k
4
protracted(adjective, great, deep, high, persistent)
4
regular(adjective, persistent, constant, continuous, established)
4
relentless(adjective, persistent, constant, continuous, endless)
4
standing(adjective, established, permanent)
4
sturdy(adjective, calm, strong, tough, solid)
4
time-consuming
4
unchanged(fixed, static, unchangeable)
4
undeviating(adjective, continuous)
3
deathless
3
even(adjective, calm, strong, secure, firm)
3
habitual(adjective, fixed, persistent, constant, continuous)
3
haunting(adjective, outstanding, persistent, remarkable, notable)
3
indomitable(adjective, persevering)
3
infinite(adjective, perpetual)
3
intransient
3
long-range
3
nonstop(adjective, persistent, constant, continuous, endless)
3
patient(adjective, persevering)
3
prevailing(verb, existing, remaining)
3
repeated(adjective, continuous, established, permanent, everlasting)
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APASmart Define. (2016). lasting thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/lasting/thesaurus/synonyms
ChicagoSmart Define. 2016. "lasting thesaurus" https://smartdefine.org/lasting/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, lasting thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/lasting/thesaurus/synonyms>.
MLASmart Define. "lasting thesaurus" 26 February 2016. Web. 23 September 2026. <https://smartdefine.org/lasting/thesaurus/synonyms>