| intelligent |
| cute(adjective, skillful, nimble, artful, practiced) |
| on the ball(expression, adjective, idiom, smart, bright) |
| quick on the trigger(expression, adjective, idiom, skillful, nimble) |
| sharp as a tack(expression, adjective, idiom, keen, smart) |
| able(adjective, bright, ready, quick, skilled) |
| acceptive(adjective, open, friendly, sympathetic, ready) |
| accessible(adjective, open, friendly, sympathetic, ready) |
| acute(adjective, smart, bright, active, intelligent) |
| adept(adjective, smart, bright, quick, skillful) |
| adroit(adjective, keen, smart, bright, intelligent) |
| alert(adjective, open, sharp, friendly, smart) |
| all there(expression, adjective, smart, bright, active) |
| apt(adjective, smart, bright, quick, skillful) |
| astute(adjective, smart, bright, ready, quick) |
| brainy(adjective, keen, smart, intelligent, shrewd) |
| bright(adjective, open, keen, sharp, friendly) |
| canny(adjective, keen, smart, bright, perceptive) |
| capable(adjective, bright, active, quick, wise) |
| competent(adjective, bright, active, quick, wise) |