| nifty(adjective, skillful, nimble, adroit, artful) |
| no dumbbell |
| no dummy(expression, expert, skilled, capable, skillful) |
| no mean |
| no slouch(expression, expert, skilled, capable, skillful) |
| not born yesterday(expression, idiom) |
| old(adjective, smart, practical, expert, skilled) |
| on the ball(expression, adjective, idiom, smooth, smart) |
| on the beam(expression, idiom, skilled, capable, nimble) |
| outside the box |
| perspicacious(smart, bright, shrewd, clever, subtle) |
| powerful(keen, smart, intelligent, competent, capable) |
| practical(adjective, smart, cunning, expert, skilled) |
| prepared(adjective, keen, smart, intelligent, practical) |
| primed(adjective, smooth, smart, practical, expert) |
| quick on the draw(expression, idiom, sharp, bright, lively) |
| quick on the uptake(expression, idiom, bright, skillful, nimble) |
| quite some |
| rapid(adjective, keen, sharp, intense, energetic) |
| really into(expression, adjective, smooth, smart, practical) |