| on the inside(expression, idiom, sharp, smart, intelligent) |
| on top of(expression, sharp, smart, intelligent, clever) |
| percipient |
| perspicuous |
| piping |
| probing(sharp, smart, intelligent, prudent, clever) |
| profound(sharp, smart, intelligent, prudent, clever) |
| provident |
| prudent(sharp, smart, intelligent, clever, astute) |
| quick-witted(sharp, smart, intelligent, clever, astute) |
| sensible(sharp, smart, intelligent, clever, astute) |
| shark(sharp, smart, intelligent, prudent, clever) |
| shrieking |
| slick(sharp, smart, intelligent, clever, astute) |
| slippery(sharp, smart, intelligent, prudent, clever) |
| sly(sharp, smart, intelligent, clever, astute) |
| smart(sharp, intelligent, clever, astute) |
| smooth(sharp, smart, intelligent, clever, astute) |
| squeaky |
| streetwise(sharp, smart, intelligent, clever, astute) |