| smart(sharp, intelligent, clever, astute) |
| smooth(sharp, smart, intelligent, clever, astute) |
| streetwise(sharp, smart, intelligent, clever, astute) |
| tricky(sharp, smart, intelligent, prudent, clever) |
| underhand(sharp, smart, intelligent, prudent, clever) |
| up on(expression, sharp, smart, intelligent, clever) |
| wily(sharp, smart, intelligent, prudent, clever) |
| wise(sharp, smart, intelligent, clever, astute) |
| wised up(expression, sharp, smart, intelligent, clever) |
| accurate(sharp, smart, astute) |
| deep down |
| inner side(expression, idiom) |
| insightful(sharp, smart, astute) |
| interiorly |
| on the ball(expression, idiom, sharp, smart, astute) |
| savvy(sharp, smart, intelligent, clever, astute) |
| sharp(smart, intelligent, clever, astute) |
| sharp-witted(sharp, smart, astute) |
| within |