80 entries under tough topic. ×
| muscular(strong, fit, healthy, well) | |
| nonporous(hard, solid, rigid, inflexible) | |
| rigid(adjective, set, strong, hard, complete) | |
| set(verb, adjective, strong, hard) | |
| solidified(verb, adjective, set, hard) | |
| substantial(adjective, set, strong, hard) | |
| unyielding(adjective, set, hard, firm) | |
| able-bodied(strong, fit, healthy, well) | |
| athletic(strong, fit, healthy, well) | |
| boisterous(strong, fit, intense, healthy) | |
| booming(strong, fit, healthy, well) | |
| brawny(strong, fit, healthy, well) | |
| built(strong, fit, healthy, well) | |
| close-grained(adjective, set, hard, firm) | |
| congealed(verb, adjective, set, hard) | |
| fit(adjective, strong, vigorous, healthy) | |
| fit as fiddle(expression, idiom, strong, fit) | |
| flourishing(strong, fit, healthy, well) | |
| hale(strong, fit, healthy, well) | |
| hardened(verb, adjective, set, strong, hard) |
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| APA | Smart Define. (2015). concentrated thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/concentrated/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "concentrated thesaurus" https://smartdefine.org/concentrated/thesaurus/synonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2015, concentrated thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/concentrated/thesaurus/synonyms>. |
| MLA | Smart Define. "concentrated thesaurus" 10 April 2015. Web. 28 September 2026. <https://smartdefine.org/concentrated/thesaurus/synonyms> |