- Definitions|2
- Thesaurus|1.7k
- Abbreviations|0
68 entries under keen topic. ×
| alert(adjective, feature, characteristic, understanding) | |
| vigilant(adjective, feature, characteristic, understanding, cool) | |
| careful(adjective, upset, sharp, smart) | |
| observant(adjective, feature, characteristic, understanding, cool) | |
| cautious(adjective, adverb, smart, sensible) | |
| attentive(adjective, feature, characteristic, understanding) | |
| wary(adjective, sharp, smart, bright) | |
| mindful(adjective, understanding, sensible, certain) | |
| guarded(adjective, care, restrained, alert) | |
| open-eyed(adjective, feature, characteristic, sharp) | |
| wakeful(adjective, sharp, bright, care) | |
| aware(adjective, feature, characteristic, understanding, cool) | |
| awake(adjective, understanding, cool, reasonable) | |
| wide-awake(adjective, sharp, lively, alert) | |
| observing(adjective, understanding, sensible, certain) | |
| sharp(adjective, understanding, cool, bright) | |
| sleepless(adjective, alert, careful, restless) | |
| conscious(adjective, understanding, cool, sensible) | |
| on the ball(expression, adjective, idiom, sharp) | |
| anxious(adjective, upset, excited, ready) |
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| APA | Smart Define. (2016). watchful thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/watchful/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "watchful thesaurus" https://smartdefine.org/watchful/thesaurus/synonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2016, watchful thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/watchful/thesaurus/synonyms>. |
| MLA | Smart Define. "watchful thesaurus" 26 February 2016. Web. 28 September 2026. <https://smartdefine.org/watchful/thesaurus/synonyms> |