138 entries under sturdy topic. ×
| wicked(adjective, clear, bad, strong, cool) | |
| dense(adjective, person, set, body, strong) | |
| hard-bitten(adjective, strong, hard, continue, rough) | |
| hearty(adjective, person, body, strong, sound) | |
| inexorable(adjective, mean, strong, hard, firm) | |
| authoritarian(noun, adjective, strong, hard, severe) | |
| constant(adjective, calm, strong, secure, firm) | |
| enduring(adjective, calm, strong, sound, fit) | |
| fit(adjective, strong, fresh, healthy, well) | |
| grim(adjective, strong, hard, severe, firm) | |
| hale(adjective, strong, sound, fit, firm) | |
| implacable(adjective, mean, strong, hard, firm) | |
| lusty(adjective, strong, fit, firm, solid) | |
| vital(adjective, strong, intense, energetic, important) | |
| able-bodied(adjective, person, body, strong, fresh) | |
| bullheaded(adjective, strong, hard, firm, difficult) | |
| cohesive(adjective, strong, coherence) | |
| dependable(adjective, strong, determined, careful, resolute) | |
| energetic(adjective, strong, sound, smart, heavy) | |
| indomitable(adjective, strong, hard, great, difficult) |
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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> |