242 entries under tough topic. ×
| unafraid(power, determined, noble, bold) | |
| unbending(adjective, close, hard, flat) | |
| undaunted(adjective, great, noble, bold) | |
| unflagging(adjective, sound, fit, firm) | |
| wicked(adjective, fit, informal, energetic) | |
| abiding(calm, great, solid, powerful) | |
| hard as nails(expression, adjective, idiom, hard, sound) | |
| adamant(adjective, hard, flat, firm) | |
| cohesive(adjective, close, hard, firm) | |
| cool(adjective, good, great, bold) | |
| driving(adjective, moving, severe, energetic) | |
| hard-nosed(adjective, hard, determined, resolute) | |
| in good shape(expression, adjective, idiom, person) | |
| obdurate(adjective, hard, flat, firm) | |
| robustuous(feature, force, fit, healthy) | |
| seasoned(adjective, hard, sound, sharp) | |
| true(adjective, good, sound, reasonable) | |
| whole(adjective, health, sound, fit) | |
| set(verb, adjective, calm, hard) | |
| austere(adjective, hard, severe, cold) |
For more, visit
Strong on
Power Thesaurus
| APA | Smart Define. (2016). strong thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/strong/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "strong thesaurus" https://smartdefine.org/strong/thesaurus/synonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2016, strong thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/strong/thesaurus/synonyms>. |
| MLA | Smart Define. "strong thesaurus" 1 April 2016. Web. 28 September 2026. <https://smartdefine.org/strong/thesaurus/synonyms> |