192 entries under sound topic. ×
| businesslike(hard, reasonable, sharp, sensible) | |
| clear-cut(adjective, sensible, intelligent, sober) | |
| compelling(clear, reasonable, sensible, forceful) | |
| conclusive(reasonable, solid, realistic, forceful) | |
| congruent(clear, reasonable, sensible, logical) | |
| deducible(clear, reasonable, sensible, logical) | |
| defendable(adjective, reasonable, conceivable, tenable) | |
| defensible(adjective, reasonable, conceivable, tenable) | |
| efficacious(reasonable, sensible, wise, shrewd) | |
| efficient(reasonable, practical, realistic, applied) | |
| extensional(clear, reasonable, sensible, logical) | |
| fair-minded(adjective, reasonable, sensible, healthy) | |
| farsighted(adjective, calm, reasonable, keen) | |
| germane(clear, reasonable, sensible, logical) | |
| holding together(expression, clear, reasonable, sensible) | |
| holding water(expression, clear, reasonable, sensible) | |
| inferential(clear, reasonable, sensible, logical) | |
| irrefutable | |
| juridicious(clear, reasonable, sensible, logical) | |
| kosher(clear, reasonable, sensible, logical) |
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| APA | Smart Define. (2016). rational thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/rational/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "rational thesaurus" https://smartdefine.org/rational/thesaurus/synonyms (accessed September 27, 2026). |
| Harvard | Smart Define 2016, rational thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/rational/thesaurus/synonyms>. |
| MLA | Smart Define. "rational thesaurus" 29 March 2016. Web. 27 September 2026. <https://smartdefine.org/rational/thesaurus/synonyms> |