- Definitions|2
- Thesaurus|663
- Abbreviations|0
| agile(adjective, smart, bright, intelligent, brilliant) | |
| alive to(expression, perceptive, observant, insightful) | |
| all there(expression, smart, skillful, nimble-witted) | |
| appear | |
| apperceptive(perceptive, observant, insightful) | |
| apprised(perceptive, observant, insightful) | |
| assiduous(smart, skillful, nimble-witted) | |
| assured(perceptive, observant, insightful) | |
| attentive(perceptive, observant, insightful) | |
| au courant(expression, perceptive, observant, insightful) | |
| bang-up | |
| bite | |
| bright(adjective, smart, intelligent, clever, slick) | |
| caustic | |
| certain(perceptive, observant, insightful) | |
| clear-sighted | |
| cognizant(perceptive, observant, insightful) | |
| conversant(perceptive, observant, insightful) | |
| dainty | |
| delicate |
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| APA | Smart Define. (2013). penetrative thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/penetrative/thesaurus/synonyms |
| Chicago | Smart Define. 2013. "penetrative thesaurus" https://smartdefine.org/penetrative/thesaurus/synonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2013, penetrative thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/penetrative/thesaurus/synonyms>. |
| MLA | Smart Define. "penetrative thesaurus" 28 June 2013. Web. 28 September 2026. <https://smartdefine.org/penetrative/thesaurus/synonyms> |