63 entries under observant topic. ×
| wise(adjective, understanding, cool, sound, reasonable) | |
| sagacious(adjective, understanding, cool, sound, reasonable) | |
| judicious(adjective, understanding, cool, sound, reasonable) | |
| sensible(adjective, understanding, cool, sound, reasonable) | |
| discerning(adjective, understanding, cool, sound, reasonable) | |
| knowledgeable(adjective, understanding, cool, sound, keen) | |
| astute(adjective, understanding, cool, sound, reasonable) | |
| perceptive(adjective, understanding, cool, sound, keen) | |
| rational(adjective, understanding, sound, reasonable, keen) | |
| knowing(verb, adjective, understanding, sound, reasonable) | |
| insightful(adjective, understanding, cool, sound, keen) | |
| perspicacious(adjective, understanding, smooth, keen, sharp) | |
| sharp(adjective, understanding, cool, sound, keen) | |
| acute(adjective, understanding, keen, sharp, smart) | |
| informed(adjective, understanding, sound, reasonable, sharp) | |
| discreet(adjective, understanding, reasonable, keen, sharp) | |
| percipient(adjective, understanding, cool, keen, sharp) | |
| aware(adjective, understanding, cool, sound, reasonable) | |
| brainy(adjective, understanding, cool, keen, sharp) | |
| quick(adjective, understanding, cool, keen, sharp) |
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| APA | Smart Define. (2015). sage thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/sage/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "sage thesaurus" https://smartdefine.org/sage/thesaurus/synonyms (accessed September 27, 2026). |
| Harvard | Smart Define 2015, sage thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/sage/thesaurus/synonyms>. |
| MLA | Smart Define. "sage thesaurus" 14 April 2015. Web. 27 September 2026. <https://smartdefine.org/sage/thesaurus/synonyms> |