Synonyms|126Antonyms|61|Broader|0Narrower|0Related|244

23 entries under hardened topic. ×

1
obstinate(persistent, continuous, lasting, continuing)
1
persisting(persistent, continuous, lasting, permanent)
1
usual(persistent, continuous, lasting, continuing)
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APASmart Define. (2015). lifelong thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/lifelong/thesaurus/synonyms
ChicagoSmart Define. 2015. "lifelong thesaurus" https://smartdefine.org/lifelong/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2015, lifelong thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/lifelong/thesaurus/synonyms>.
MLASmart Define. "lifelong thesaurus" 14 April 2015. Web. 30 September 2026. <https://smartdefine.org/lifelong/thesaurus/synonyms>