Synonyms|172Antonyms|12|Broader|1Narrower|0Related|152

17 entries under established topic. ×

10
long-lived(adjective, continue, familiar, hardened)
7
continuing(adjective, continue, familiar, hardened)
4
inveterate(adjective, familiar, hardened, confirmed)
4
lifelong(adjective, familiar, hardened, lasting)
4
old(adjective, continue, familiar, hardened)
3
of long standing(expression, idiom, familiar, long-established)
3
perpetual(adjective, familiar, stable, constant)
2
firm(adjective, tough, familiar, sturdy)
2
staying(familiar, long-established)
2
steady(adjective, familiar, enduring, remaining)
1
solid(familiar, long-established)
0
familiar
0
hardened(familiar, confirmed, chronic, long-established)
0
long-established
0
practiced(familiar, long-established)
0
time-honored(familiar, long-established)
0
vintage(familiar, long-established)
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APASmart Define. (2015). long-lasting thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/long-lasting/thesaurus/synonyms
ChicagoSmart Define. 2015. "long-lasting thesaurus" https://smartdefine.org/long-lasting/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, long-lasting thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/long-lasting/thesaurus/synonyms>.
MLASmart Define. "long-lasting thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/long-lasting/thesaurus/synonyms>