- Definitions|2
- Thesaurus|1.6k
- Abbreviations|0
49 entries under keen topic. ×
| discerning(adjective, understanding, sound, reasonable) | |
| perceptive(adjective, person, sharp, smart) | |
| astute(adjective, understanding, sharp, ability) | |
| intelligent(adjective, sound, reasonable, sharp) | |
| shrewd(adjective, sharp, ability, smart) | |
| sagacious(adjective, understanding, sound, smooth, reasonable) | |
| wise(adjective, understanding, sound, reasonable) | |
| acute(adjective, understanding, sharp, smart) | |
| percipient(adjective, understanding, sharp, sensitive) | |
| clever(adjective, sharp, smart, bright) | |
| canny(adjective, sharp, ability, smart) | |
| discriminating(adjective, sound, reasonable, sharp) | |
| quick(adjective, understanding, sharp, smart) | |
| rational(adjective, understanding, sound, reasonable) | |
| alert(adjective, understanding, bright, perceptive) | |
| aware(adjective, understanding, sensible, perceptive) | |
| knowing(adjective, sharp, ability, smart) | |
| knowledgeable(adjective, understanding, sharp, bright) | |
| sage(adjective, understanding, smooth, sharp) | |
| bright(adjective, sharp, smart, active) |
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| APA | Smart Define. (2016). perspicacious thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/perspicacious/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "perspicacious thesaurus" https://smartdefine.org/perspicacious/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2016, perspicacious thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/perspicacious/thesaurus/synonyms>. |
| MLA | Smart Define. "perspicacious thesaurus" 29 March 2016. Web. 24 September 2026. <https://smartdefine.org/perspicacious/thesaurus/synonyms> |