Synonyms|174Antonyms|63|Broader|1Narrower|0Related|626

19 entries under established topic. ×

13
enduring(adjective, continue, familiar, hardened)
12
perpetual(adjective, familiar, permanent, recurrent)
11
long-lasting(adjective, continue, familiar, hardened)
7
continuing(adjective, continue, familiar, persistent)
7
old(adjective, continue, familiar, hardened)
6
inveterate(adjective, familiar, persistent, hardened)
4
lifelong(adjective, familiar, persistent, hardened)
3
constant(adjective, familiar, persistent, continuous)
2
of long standing(expression, idiom, familiar, long-established)
2
staying(familiar, long-established)
0
familiar
0
firm(familiar, long-established)
0
hardened(familiar, confirmed, chronic, long-established)
0
long-established
0
practiced(familiar, long-established)
0
solid(familiar, long-established)
0
steady(familiar, long-established)
0
time-honored(familiar, long-established)
0
vintage(familiar, long-established)
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APASmart Define. (2016). long-lived thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/long-lived/thesaurus/synonyms
ChicagoSmart Define. 2016. "long-lived thesaurus" https://smartdefine.org/long-lived/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, long-lived thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/long-lived/thesaurus/synonyms>.
MLASmart Define. "long-lived thesaurus" 26 February 2016. Web. 25 September 2026. <https://smartdefine.org/long-lived/thesaurus/synonyms>