| receptive(bright, active, wise, sharp-witted, quick-thinking) |
| savvy(smart, bright, intelligent, clever, sharp-witted) |
| sharp(smart, bright, lively, intelligent, clever) |
| sharp as a tack(expression, idiom, smart, bright, clever) |
| shrewd(smart, bright, intelligent, clever, sharp-witted) |
| slick(smart, bright, intelligent, clever, sharp-witted) |
| smart(bright, intelligent, clever, skillful, sharp-witted) |
| smart as a whip(expression, idiom, smart, bright, active) |
| spirited(sharp, lively, sprightly, supple, nimble) |
| sportive |
| spright |
| sprightly |
| spry(adjective, sharp, lively, active, sprightly) |
| stirring |
| supple(sharp, lively, robust, sprightly, vivacious) |
| swift |
| twinkle toes |
| vigorous(sharp, bright, lively, active, wise) |
| vivacious(sharp, lively, robust, sprightly, supple) |
| whiz(smart, bright, intelligent, clever, skillful) |