206 entries under keen topic. ×
| sensible(adjective, understanding, open, smart) | |
| sensitive(adjective, understanding, open, sharp) | |
| speedy(adjective, energetic, active, fast) | |
| zippy(adjective, moving, sharp, bright) | |
| informed(adjective, understanding, sensible, certain) | |
| percipient(adjective, understanding, sharp, sensible) | |
| sagacious(adjective, understanding, smart, bright) | |
| sage(adjective, understanding, smart, bright) | |
| sentient(adjective, understanding, open, sensible) | |
| adroit(adjective, good, sharp, smart) | |
| dashing(adjective, moving, smart, intense) | |
| eager(adjective, strong, intense, energetic) | |
| intense(adjective, set, strong, energetic) | |
| rapid(adjective, sharp, intense, energetic) | |
| savvy(adjective, understanding, sharp, smart) | |
| unsleeping(adjective, careful, restless, cautious) | |
| with it(expression, adjective, understanding, sharp) | |
| acquainted(adjective, understanding, sensible, certain) | |
| agog(adjective, strong, intense, enthusiastic) | |
| apprised(adjective, understanding, sensible, certain) |
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| APA | Smart Define. (2016). alert thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/alert/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "alert thesaurus" https://smartdefine.org/alert/thesaurus/synonyms (accessed September 27, 2026). |
| Harvard | Smart Define 2016, alert thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/alert/thesaurus/synonyms>. |
| MLA | Smart Define. "alert thesaurus" 26 February 2016. Web. 27 September 2026. <https://smartdefine.org/alert/thesaurus/synonyms> |