- Definitions|2
- Thesaurus|663
- Abbreviations|0
110 entries under adjective topic. ×
| acute(understanding, keen, smart, sensitive) | |
| discriminating(questioning, profound, searching, probing) | |
| incisive(understanding, keen, alert, sensitive) | |
| keen(understanding, sharp, smart, bright) | |
| penetrating(understanding, sharp, smart, bright) | |
| piercing | |
| sharp(understanding, keen, smart, sensitive) | |
| discerning(understanding, keen, sharp, smart) | |
| knifelike | |
| cute(understanding, sharp, smart, bright) | |
| perceptive(understanding, keen, sharp, smart) | |
| sagacious(understanding, keen, sensitive, perceptive) | |
| shrewd(understanding, sharp, smart, alert) | |
| astute(understanding, keen, sharp, smart) | |
| perspicacious(understanding, keen, sensitive, perceptive) | |
| quick-witted(smart, intelligent, clever, skillful) | |
| shrill | |
| intense | |
| abrupt | |
| corking |
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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> |