- Definitions|2
- Thesaurus|1.2k
- Abbreviations|0
69 entries under intelligent topic. ×
| watchful(adjective, feature, characteristic, understanding, cool) | |
| observant(adjective, feature, characteristic, understanding, cool) | |
| aware(adjective, feature, characteristic, understanding, cool) | |
| sharp(adjective, understanding, cool, bright, lively) | |
| awake(adjective, understanding, cool, reasonable, keen) | |
| conscious(adjective, understanding, cool, keen, sensible) | |
| judicious(adjective, understanding, cool, reasonable, sensible) | |
| sharp-eyed(adjective, alert, attentive, watchful) | |
| alive(adjective, cool, alert, significant) | |
| eagle-eyed(adjective, alert, attentive, watchful) | |
| wise(adjective, understanding, cool, reasonable, sharp) | |
| discerning(adjective, understanding, cool, reasonable, keen) | |
| interested(adjective, alert, considerate, responsive) | |
| perceptive(adjective, understanding, cool, sharp, bright) | |
| sagacious(adjective, understanding, cool, reasonable, sensible) | |
| sage(adjective, understanding, cool, reasonable, sensible) | |
| sensible(adjective, understanding, cool, reasonable, keen) | |
| apprehensive(adjective, cool, deliberate, excited, ready) | |
| bright(adjective, cool, sharp, lively, alert) | |
| canny(adjective, cool, reasonable, sensible, restrained) |
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| APA | Smart Define. (2015). vigilant thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/vigilant/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "vigilant thesaurus" https://smartdefine.org/vigilant/thesaurus/synonyms (accessed September 27, 2026). |
| Harvard | Smart Define 2015, vigilant thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/vigilant/thesaurus/synonyms>. |
| MLA | Smart Define. "vigilant thesaurus" 10 April 2015. Web. 27 September 2026. <https://smartdefine.org/vigilant/thesaurus/synonyms> |