171 entries under strong topic. ×
| implacable(adjective, hard, tough, harsh) | |
| in good condition(expression, idiom, fit, healthy) | |
| inexorable(adjective, hard, tough, harsh) | |
| mortified(adjective, hard, tough, sturdy) | |
| mulish(adjective, hard, tough, sturdy) | |
| physically fit(expression, fit, healthy, well) | |
| steel(adjective, hard, tough, sturdy) | |
| stiff-necked(adjective, hard, tough, sturdy) | |
| thick(adjective, hard, tough, rough) | |
| tough inflexible(expression, hard, tough, sturdy) | |
| unbending(adjective, hard, tough, harsh) |
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| APA | Smart Define. (2015). rugged thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/rugged/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "rugged thesaurus" https://smartdefine.org/rugged/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2015, rugged thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/rugged/thesaurus/synonyms>. |
| MLA | Smart Define. "rugged thesaurus" 14 April 2015. Web. 26 September 2026. <https://smartdefine.org/rugged/thesaurus/synonyms> |