Synonyms|126Antonyms|40|Broader|0Narrower|0Related|504

3 entries under hardened topic. ×

8
hardened
6
solidified(verb, adjective)
5
firmed(verb, tightened)
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APASmart Define. (2015). stiffened thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/stiffened/thesaurus/synonyms
ChicagoSmart Define. 2015. "stiffened thesaurus" https://smartdefine.org/stiffened/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, stiffened thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/stiffened/thesaurus/synonyms>.
MLASmart Define. "stiffened thesaurus" 13 April 2015. Web. 27 September 2026. <https://smartdefine.org/stiffened/thesaurus/synonyms>