| adroit(smart, shrewd, clever, subtle, artful) |
| alert(cautious, tactful, circumspect) |
| alive(adjective, cool, significant, intelligent, brilliant) |
| apprehensive(adjective, cool, significant, intelligent, brilliant) |
| astute(adjective, cool, smart, sensible, significant) |
| attentive(cautious, tactful, circumspect) |
| awake(adjective, cool, reasonable, sensible, restrained) |
| been around(expression, familiar, sophisticated, knowledgeable, competent) |
| been there(expression, familiar, sophisticated, knowledgeable, competent) |
| brainy(adjective, cool, significant, familiar, intelligent) |
| bright(adjective, cool, significant, intelligent, brilliant) |
| brilliant(adjective, cool, significant, intelligent, sophisticated) |
| broken in(expression, familiar, sophisticated, knowledgeable, competent) |
| cagey(smart, cautious, shrewd, clever, subtle) |
| calculating(sensible, wise, cautious, shrewd, tactful) |
| capable(familiar, sophisticated, knowledgeable, skilled, competent) |
| careful(smart, sensible, wise, cautious, clever) |
| cautious(smart, sensible, wise, shrewd, clever) |
| chary(cautious, tactful, circumspect) |
| circumspect(smart, sensible, wise, cautious, clever) |