Synonyms|384Antonyms|70|Broader|9Narrower|5Related|387
2
long-term(permanent, lifelong)
2
longstanding(adjective, enduring, permanent, recurrent, perpetual)
2
non-stop
2
of long duration(expression, idiom, diuturnity)
2
of long standing(expression, idiom, familiar, established, long-established)
2
perduring(stable, constant, enduring, lasting, durable)
2
persisting(persistent, continuous, hardened, lasting, permanent)
2
relentless(lasting, permanent, everlasting, unending, undying)
2
remaining(persistent, lasting)
2
seedling(noun, flower, shrub, bush, weeds)
2
sempervirent
2
staying(familiar, established, long-established)
2
steadfast(stable, constant, enduring, lasting, perpetual)
2
unrelenting
2
vegetable(flower, shrub, bush)
2
weed(noun, flower, shrub, bush, weeds)
1
age-long
1
amphibian
1
ancient
1
angiosperm
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APASmart Define. (2015). perennial thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/perennial/thesaurus/synonyms
ChicagoSmart Define. 2015. "perennial thesaurus" https://smartdefine.org/perennial/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, perennial thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/perennial/thesaurus/synonyms>.
MLASmart Define. "perennial thesaurus" 10 April 2015. Web. 28 September 2026. <https://smartdefine.org/perennial/thesaurus/synonyms>