- Definitions|2
- Thesaurus|1.4k
- Abbreviations|0
| hardened(noun, verb, adjective, set, hard) | |
| tempered(verb, adjective, strengthened) | |
| tough(noun, adjective, strong, hard, careless) | |
| reinforced(verb, strengthened) | |
| strengthened(verb, strengthened) | |
| treated | |
| callous(noun, adjective, hard, cruel, unfeeling) | |
| inured(noun, adjective, hard, careless, indifferent) | |
| rugged(adjective, strong, permanent, indestructible) | |
| set | |
| annealed | |
| calloused | |
| experienced(adjective, hardened, veteran) | |
| fortified(verb, adjective, strengthened) | |
| indurated(verb, adjective, hard, careless, indifferent) | |
| seasoned(adjective, hard, unfeeling, unsympathetic, experienced) | |
| case-hardened(noun, adjective, hard, careless, indifferent) | |
| hard(adjective, strong, careless, indifferent, cruel) | |
| solidified | |
| steeled(noun, verb, adjective, set, hard) |
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| APA | Smart Define. (2015). toughened thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/toughened/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "toughened thesaurus" https://smartdefine.org/toughened/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2015, toughened thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/toughened/thesaurus/synonyms>. |
| MLA | Smart Define. "toughened thesaurus" 13 April 2015. Web. 22 September 2026. <https://smartdefine.org/toughened/thesaurus/synonyms> |