- Definitions|2
- Thesaurus|1.6k
- Abbreviations|0
49 entries under keen topic. ×
| incisive(adjective, understanding, sharp, smart) | |
| discreet(adjective, understanding, sharp, smart) | |
| insightful(adjective, understanding, smooth, sharp) | |
| brainy(adjective, sharp, smart, intelligent) | |
| observant(adjective, person, understanding, sharp) | |
| piercing(adjective, sharp, intelligent, clever) | |
| sensitive(adjective, understanding, sharp, sensible) | |
| crafty(adjective, sharp, smart, sensible) | |
| adroit(smooth, smart, bright, clever) | |
| profound(adjective, sharp, smart, bright) | |
| trenchant(adjective, perceptive, penetrating, searching) | |
| penetrative(understanding, sensitive, perceptive, penetrating) | |
| awake(understanding, sensitive, perceptive, observant) | |
| calculating(adjective, sharp, smart, bright) | |
| conscious(understanding, sensitive, perceptive, intellectual) | |
| sly(adjective, sharp, smart, intelligent) | |
| gnostic(adjective, understanding, smooth, sharp) | |
| insighted(adjective, understanding, sharp, sensitive) | |
| intuitive(understanding, sharp, sensible, sensitive) | |
| quick on the uptake(expression, idiom, smart, bright) |
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| APA | Smart Define. (2016). perspicacious thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/perspicacious/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "perspicacious thesaurus" https://smartdefine.org/perspicacious/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2016, perspicacious thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/perspicacious/thesaurus/synonyms>. |
| MLA | Smart Define. "perspicacious thesaurus" 29 March 2016. Web. 25 September 2026. <https://smartdefine.org/perspicacious/thesaurus/synonyms> |