| sound-minded | |
| staid | |
| strong(adjective, sound, right, fit, healthy) | |
| tactful(adjective, reasonable, sensible, careful, intelligent) | |
| thoughtful(adjective, sound, reasonable, sensible, rational) | |
| tough-minded(adjective, hard, sound, realistic) | |
| tranquil | |
| transparent(articulate, silver-tongued, well-spoken) | |
| understanding(sensible, intelligent, sage) | |
| unexcited | |
| unidealistic(adjective, hard, sound, reasonable, sensible) | |
| unperturbed | |
| unruffled | |
| useful(reasonable, realistic, applied, hands-on, real-world) | |
| valid | |
| well-advised(adjective, sound, reasonable, sensible, rational) | |
| able-bodied(adjective, great, sound, right, fit) | |
| accountable | |
| admissible | |
| advisable(adjective, sound, reasonable, fit, sensible) |
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| APA | Smart Define. (2015). sane thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/sane/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "sane thesaurus" https://smartdefine.org/sane/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2015, sane thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/sane/thesaurus/synonyms>. |
| MLA | Smart Define. "sane thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/sane/thesaurus/synonyms> |