116 entries under hard topic. ×
| hard as nails(expression, adjective, idiom, strong) | |
| hardened(adjective, strong, tough, fit) | |
| hardhearted(adjective, unfeeling, unsympathetic, hardened) | |
| leathery(adjective, strong, solid, stiff) | |
| petrified(adjective, firm, solid, tense) | |
| steely(adjective, firm, solid, tense) | |
| stony(adjective, firm, solid, stiff) | |
| toughened(adjective, strong, unfeeling, unsympathetic) | |
| accustomed(adjective, unfeeling, unsympathetic, prepared) | |
| annealed(adjective, firm, solid, tense) | |
| arthritic(adjective, firm, solid, tense) | |
| brawny(adjective, strong, sound, tough) | |
| brittle(adjective, firm, solid, tense) | |
| buckram(adjective, firm, solid, tense) | |
| callous(adjective, unfeeling, unsympathetic, prepared) | |
| case-hardened(adjective, unfeeling, unsympathetic, prepared) | |
| cemented(adjective, firm, solid, tense) | |
| chilled(adjective, firm, solid, tense) | |
| coldhearted(adjective, unfeeling, unsympathetic, prepared) | |
| congealed(adjective, firm, solid, tense) |
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| APA | Smart Define. (2015). resistant thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/resistant/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "resistant thesaurus" https://smartdefine.org/resistant/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2015, resistant thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/resistant/thesaurus/synonyms>. |
| MLA | Smart Define. "resistant thesaurus" 19 August 2015. Web. 23 September 2026. <https://smartdefine.org/resistant/thesaurus/synonyms> |