Synonyms|718Antonyms|124|Broader|10Narrower|0Related|388

43 entries under permanent topic. ×

1
till the cows come home(expression, idiom, long-term, lifelong)
0
existing
0
inflexible(set, regular, fixed, constant, rigid)
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APASmart Define. (2016). perpetual thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/perpetual/thesaurus/synonyms
ChicagoSmart Define. 2016. "perpetual thesaurus" https://smartdefine.org/perpetual/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, perpetual thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/perpetual/thesaurus/synonyms>.
MLASmart Define. "perpetual thesaurus" 30 March 2016. Web. 25 September 2026. <https://smartdefine.org/perpetual/thesaurus/synonyms>