66 entries under verb topic. ×
| solidifying(noun, freezing, congealing) | |
| stiffening(noun, freezing) | |
| toughening(noun, strengthening) | |
| firming | |
| tempering | |
| strengthening | |
| setting(noun, freezing, congealing) | |
| accustoming | |
| bracing | |
| coagulating | |
| congealing | |
| fortifying | |
| harden | |
| steeling | |
| thickening(noun, growth, incrassation, congealing) | |
| consolidating | |
| fixing | |
| invigorating(adjective, strengthening) | |
| jelling | |
| reinforcing |
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| APA | Smart Define. (2015). hardening thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/hardening/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "hardening thesaurus" https://smartdefine.org/hardening/thesaurus/synonyms (accessed September 27, 2026). |
| Harvard | Smart Define 2015, hardening thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/hardening/thesaurus/synonyms>. |
| MLA | Smart Define. "hardening thesaurus" 10 April 2015. Web. 27 September 2026. <https://smartdefine.org/hardening/thesaurus/synonyms> |