80 entries under tough topic. ×
| handy(adjective, smart, bright, intelligent) | |
| potent(adjective, strong, direct, sound) | |
| ready(adjective, right, appropriate, smart) | |
| energetic(adjective, strong, direct, sound) | |
| forceful(adjective, strong, direct, sound) | |
| forcible(adjective, strong, direct, sound) | |
| hardy(adjective, strong, sound, fit) | |
| shrewd(adjective, smart, bright, intelligent) | |
| athletic(adjective, strong, sound, fit) | |
| big(adjective, strong, sound, solid) | |
| decisive(effective, adept, effectual, well-organized) | |
| durable(adjective, strong, sound, solid) | |
| dynamic(strong, energetic, effective, prevailing) | |
| economic(adjective, effective, adept, effectual) | |
| economical(adjective, effective, adept, effectual) | |
| enduring(adjective, calm, quiet, strong, sound) | |
| firm(adjective, strong, sound, fit) | |
| fixed(adjective, strong, sound, solid) | |
| hale(adjective, strong, sound, fit) | |
| hard as nails(expression, adjective, idiom, strong, sound) |
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| APA | Smart Define. (2015). capable thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/capable/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "capable thesaurus" https://smartdefine.org/capable/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2015, capable thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/capable/thesaurus/synonyms>. |
| MLA | Smart Define. "capable thesaurus" 23 September 2015. Web. 24 September 2026. <https://smartdefine.org/capable/thesaurus/synonyms> |