104 entries under fortify topic. ×
| amalgamate(verb, close, set, meet, develop) | |
| cement(verb, close, set, develop, secure) | |
| develop(verb, form, study, secure, join) | |
| empower(verb, support, increase, establish, extend) | |
| energize(verb, support, increase, raise, stimulate) | |
| add to(verb, expression, support, increase, develop) | |
| concentrate(verb, develop, secure, join, unite) | |
| condense(verb, form, set, develop, secure) | |
| connect(verb, place, set, meet, develop) | |
| establish(verb, support, place, set, increase) | |
| hook up with(verb, expression, idiom, meet, develop) | |
| league(verb, meet, develop, secure, join) | |
| restore(verb, support, increase, raise, strength) | |
| shore up(verb, expression, support, increase, sustain) | |
| stabilize(verb, place, set, develop, secure) | |
| build up(verb, expression, support, increase, develop) | |
| add(verb, support, increase, establish, extend) | |
| add fuel to fire(verb, expression, idiom, support, increase) | |
| amass(develop, secure, join, unite, combine) | |
| ascend(verb, support, increase, establish, extend) |
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| APA | Smart Define. (2016). harden thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/harden/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "harden thesaurus" https://smartdefine.org/harden/thesaurus/synonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2016, harden thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/harden/thesaurus/synonyms>. |
| MLA | Smart Define. "harden thesaurus" 24 March 2016. Web. 28 September 2026. <https://smartdefine.org/harden/thesaurus/synonyms> |