75 entries under rational topic. ×
| logical(adjective, sound, reasonable, sensible) | |
| canny(adjective, cool, reasonable, sensible, significant) | |
| discreet(adjective, understanding, reasonable, keen, sharp) | |
| quick-witted(adjective, cool, smart, bright, sensible) | |
| aware(adjective, understanding, cool, sound, reasonable) | |
| brainy(adjective, understanding, cool, keen, sharp) | |
| brilliant(adjective, cool, sharp, smart, bright) | |
| bright(adjective, cool, sharp, smart, significant) | |
| discriminating(adjective, smooth, reasonable, sharp, sensible) | |
| whiz(noun, adjective, smart, bright, authority) | |
| far-sighted(adjective, smooth, reasonable, sensible) | |
| levelheaded(adjective, sound, reason, sensible) | |
| quick(adjective, understanding, cool, keen, sharp) | |
| attentive(adjective, understanding, reasonable, careful) | |
| balanced(adjective, sound, reason, sensible) | |
| conversant(adjective, understanding, cool, reasonable, significant) | |
| creative(adjective, fantastic, original, resourceful) | |
| down-to-earth(adjective, reasonable, sober, wise) | |
| fit(sensible, healthy, stable, sober) | |
| normal(sensible, healthy, stable, sober) |
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| APA | Smart Define. (2015). sage thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/sage/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "sage thesaurus" https://smartdefine.org/sage/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2015, sage thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/sage/thesaurus/synonyms>. |
| MLA | Smart Define. "sage thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/sage/thesaurus/synonyms> |