| perceptive(adjective, understanding, keen, sharp, smart) |
| perspicacious(adjective, understanding, keen, sensitive, perceptive) |
| quick(adjective, understanding, keen, sharp, smart) |
| rational(adjective, understanding, keen, alert, sensitive) |
| responsive(adjective, understanding, keen, sharp, smart) |
| savvy(adjective, understanding, keen, sharp, smart) |
| sensitive(adjective, understanding, keen, sharp, smart) |
| sophic(adjective, understanding, keen, alert, sensitive) |
| tuned in(expression, adjective, understanding, keen, sharp) |
| wise(adjective, understanding, keen, sharp, smart) |
| wise to(expression, adjective, understanding, keen, sensitive) |
| able to recognize(expression, idiom, perceptive, observant, insightful) |
| acquainted(perceptive, observant, insightful) |
| aesthetic(perceptive, observant, insightful) |
| alive to(expression, perceptive, observant, insightful) |
| apperceptive(perceptive, observant, insightful) |
| apprised(perceptive, observant, insightful) |
| assured(perceptive, observant, insightful) |
| attentive(perceptive, observant, insightful) |
| au courant(expression, perceptive, observant, insightful) |