58 entries under strong topic. ×
| inured(noun, adjective, set, hard) | |
| tough(noun, adjective, hard, severe) | |
| rigid(adjective, hard, tough, firm) | |
| firm(adjective, set, hard, tough) | |
| adamantine(adjective, firm, determined, stiff) | |
| seasoned(adjective, set, hard, tough) | |
| steeled(noun, verb, adjective, set) | |
| acclimatized(adjective, fit, healthy, well) | |
| consolidated(verb, adjective, set, hard) | |
| solid(adjective, set, hard, tough) | |
| compacted(verb, adjective, set, hard) | |
| compressed(verb, adjective, set, hard) | |
| fit(verb, healthy, well, robust) | |
| hard-bitten(adjective, hard, tough, careless) | |
| hardy(adjective, tough) | |
| resistant(adjective, hard, tough, fit) | |
| rugged(adjective, fit, healthy, well) | |
| brawny(fit, healthy, well, robust) | |
| capable(fit, healthy, well, robust) | |
| compact(adjective, set, hard, tough) |
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| APA | Smart Define. (2016). hardened thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/hardened/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "hardened thesaurus" https://smartdefine.org/hardened/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2016, hardened thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/hardened/thesaurus/synonyms>. |
| MLA | Smart Define. "hardened thesaurus" 29 March 2016. Web. 24 September 2026. <https://smartdefine.org/hardened/thesaurus/synonyms> |