269 entries under strong topic. ×
| thick(adjective, hard, substantial, compact) | |
| thriving(tough, fit, healthy, well) | |
| tried-and-true(adjective, good, honest, sensible) | |
| true-blue(adjective, honest, solid, true) | |
| unwavering(adjective, calm, secure, firm) | |
| veracious(correct, honest, solid, proper) | |
| virile(adjective, tough, fit, powerful) | |
| abiding(adjective, calm, secure, tough) | |
| ball of fire(expression, adjective, idiom, tough) | |
| bolted(secure, fast, short, substantial) | |
| booming(tough, fit, healthy, well) | |
| brick-wall(adjective, calm, secure, firm) | |
| brick wall(expression, adjective, calm, hard) | |
| bright-eyed(tough, fit, fresh, well) | |
| brisk(adjective, tough, intense, energetic) | |
| built(tough, fit, healthy, well) | |
| bushy-tailed(tough, fit, fresh, well) | |
| calm(adjective, secure, reasonable, firm) | |
| candid(honest, solid, true, steady) | |
| capable(adjective, direct, tough, fit) |
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| APA | Smart Define. (2016). sound thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/sound/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "sound thesaurus" https://smartdefine.org/sound/thesaurus/synonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2016, sound thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/sound/thesaurus/synonyms>. |
| MLA | Smart Define. "sound thesaurus" 24 March 2016. Web. 28 September 2026. <https://smartdefine.org/sound/thesaurus/synonyms> |