138 entries under sturdy topic. ×
| stiff(adjective, strong, hard, severe, rough) | |
| durable(adjective, calm, quality, strong, sound) | |
| robust(adjective, person, body, strong, hard) | |
| adamant(adjective, mean, strong, hard, rough) | |
| hardy(adjective, person, quality, body, strong) | |
| obdurate(adjective, mean, strong, hard, cool) | |
| hardened(noun, adjective, characteristic, strong, hard) | |
| leathery(adjective, feature, characteristic, strong, hard) | |
| powerful(adjective, person, body, strong, great) | |
| solid(adjective, calm, person, body, strong) | |
| unbending(adjective, mean, clear, strong, hard) | |
| stalwart(adjective, calm, person, body, strong) | |
| vigorous(adjective, strong, sound, fit, smart) | |
| brawny(adjective, person, body, strong, vigorous) | |
| fibrous(adjective, feature, characteristic, strong, thin) | |
| steely(adjective, strong, hard, firm, serious) | |
| tenacious(adjective, strong, firm, determined, resolute) | |
| hard-boiled(noun, adjective, mean, strong, hard) | |
| strict(adjective, strong, hard, easy, severe) | |
| strapping(adjective, person, body, strong, sound) |
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| APA | Smart Define. (2016). tough thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/tough/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "tough thesaurus" https://smartdefine.org/tough/thesaurus/synonyms (accessed September 29, 2026). |
| Harvard | Smart Define 2016, tough thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/tough/thesaurus/synonyms>. |
| MLA | Smart Define. "tough thesaurus" 30 March 2016. Web. 29 September 2026. <https://smartdefine.org/tough/thesaurus/synonyms> |