| bright(sharp-witted, quick-thinking) |
| canny(bright, sharp-witted, quick-thinking) |
| capable(bright, sharp-witted, quick-thinking) |
| competent(bright, sharp-witted, quick-thinking) |
| deft(bright, sharp-witted, quick-thinking) |
| dexterous(bright, sharp-witted, quick-thinking) |
| discerning(bright, sharp-witted, quick-thinking) |
| effective(bright, sharp-witted, quick-thinking) |
| effectual(bright, sharp-witted, quick-thinking) |
| knowing(bright, sharp-witted, quick-thinking) |
| nimble-witted(bright, sharp-witted, quick-thinking) |
| on the ball(expression, idiom, bright, sharp-witted, quick-thinking) |
| perceptive(bright, sharp-witted, quick-thinking) |
| perspicacious(bright, sharp-witted, quick-thinking) |
| quick(adjective, bright, sharp-witted, quick-thinking) |
| quick-thinking(bright, sharp-witted) |
| quick-witted(bright, sharp-witted, quick-thinking) |
| quick on the draw(expression, idiom, bright, sharp-witted, quick-thinking) |
| quick on the trigger(expression, idiom, bright, sharp-witted, quick-thinking) |
| quick on the uptake(expression, idiom, bright, sharp-witted, quick-thinking) |