Synonyms|259Antonyms|3|Broader|5Narrower|0Related|87

49 entries under harden topic. ×

0
beef up(expression, strengthen)
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build up(expression, strengthen, toughen, roughen)
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desensitize(verb, toughen)
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firm up(expression, strengthen)
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fortify(close, set, fix, firm, strengthen)
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make difficult(expression, strengthen)
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make ready(verb, expression, prepare, train)
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reinforce(close, set, fix, firm, strengthen)
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shore up(expression, strengthen)
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APASmart Define. (2015). acclimatize thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/acclimatize/thesaurus/synonyms
ChicagoSmart Define. 2015. "acclimatize thesaurus" https://smartdefine.org/acclimatize/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, acclimatize thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/acclimatize/thesaurus/synonyms>.
MLASmart Define. "acclimatize thesaurus" 13 April 2015. Web. 29 September 2026. <https://smartdefine.org/acclimatize/thesaurus/synonyms>