197 entries under hard topic. ×
| stubborn(adjective, characteristic, quality, careless) | |
| case-hardened(adjective, careless, indifferent, cruel) | |
| cold(adjective, cool, tough, severe) | |
| hardhearted(adjective, attitude, careless, cold) | |
| indifferent(adjective, cool, careless, cruel) | |
| insensible(adjective, cool, tough, severe) | |
| thick-skinned(noun, adjective, tough, severe) | |
| unemotional(adjective, cool, tough, severe) | |
| unsympathetic(adjective, tough, severe, careless) | |
| annealed(verb, adjective, firm, solid) | |
| apathetic(adjective, person, cool, tough) | |
| impenitent(adjective, tough, harsh, careless) | |
| impervious(noun, adjective, set, tough) | |
| indurated(verb, adjective, cool, firm) | |
| seasoned(adjective, set, strong, tough) | |
| unrelenting(adjective, tough, harsh, determined) | |
| unresponsive(adjective, person, careless, indifferent) | |
| unyielding(adjective, set, tough, firm) | |
| congealed(verb, adjective, set, tough) | |
| hard-nosed(adjective, determined, resolute, unfeeling) |
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| APA | Smart Define. (2016). hardened thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/hardened/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "hardened thesaurus" https://smartdefine.org/hardened/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2016, hardened thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/hardened/thesaurus/synonyms>. |
| MLA | Smart Define. "hardened thesaurus" 29 March 2016. Web. 26 September 2026. <https://smartdefine.org/hardened/thesaurus/synonyms> |