| knowledgeable(adjective, significant, familiar, sophisticated, aware) |
| perceptive(adjective, significant, familiar, sophisticated, aware) |
| percipient(adjective, smart, significant, sophisticated, aware) |
| plugged in(expression, adjective, smart, familiar, intelligent) |
| qualified(adjective, cool, smart, significant, intelligent) |
| quick(adjective, cool, significant, intelligent, brilliant) |
| quick-witted(adjective, cool, smart, significant, familiar) |
| sagacious(adjective, cool, smart, significant, familiar) |
| sage(adjective, cool, smart, significant, familiar) |
| sensible(adjective, significant, familiar, sophisticated, aware) |
| sentient(adjective, significant, sophisticated, aware, experienced) |
| sharp(adjective, cool, significant, familiar, intelligent) |
| skillful(adjective, cool, smart, significant, intelligent) |
| slick(adjective, cool, smart, significant, intelligent) |
| smart(adjective, cool, significant, familiar, intelligent) |
| sophic(adjective, cool, smart, significant, familiar) |
| sophisticated(adjective, cool, smart, significant, familiar) |
| well-informed(adjective, significant, familiar, sophisticated, aware) |
| wise(adjective, cool, significant, familiar, intelligent) |
| with-it(adjective, cool, smart, significant, familiar) |