Synonyms|384Antonyms|70|Broader|9Narrower|5Related|387

43 entries under permanent topic. ×

1
termless(lasting, everlasting, unending, undying)
1
till the cows come home(expression, idiom, long-term, lifelong)
1
without end(expression, adjective, continuous, lasting)
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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>