103 entries under sound topic. ×
| faithful(adjective, good, strong, firm) | |
| normal(adjective, reasonable, clean, sensible) | |
| rational(adjective, reasonable, sensible, normal) | |
| reasonable(adjective, calm, quiet, moderate) | |
| sane(adjective, complete, reasonable, sensible) | |
| trustworthy(adjective, good, strong, honest) | |
| powerful(adjective, strong, tough, solid) | |
| stalwart(adjective, strong, tough, firm) | |
| hardy(adjective, strong, tough, solid) | |
| hearty(adjective, strong, complete, tough) | |
| sensible(adjective, reasonable, moderate, firm) | |
| tenacious(adjective, strong, secure, tough) | |
| vigorous(adjective, strong, complete, tough) | |
| well-founded(adjective, strong, secure, tough) | |
| cool(adjective, calm, quiet, reasonable) | |
| hale(adjective, strong, complete, tough) | |
| sober(adjective, calm, quiet, reasonable) | |
| well-built(adjective, strong, tough, firm) | |
| able-bodied(adjective, strong, tough, solid) | |
| energetic(adjective, strong, tough, solid) |
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| APA | Smart Define. (2015). stable thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/stable/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "stable thesaurus" https://smartdefine.org/stable/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2015, stable thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/stable/thesaurus/synonyms>. |
| MLA | Smart Define. "stable thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/stable/thesaurus/synonyms> |