| Answer | Crossword Clue |
|---|---|
| MENTALLY | Intellectually. |
| SHARP | Intellectually penetrating |
| MATCHWITSWITH | Challenge intellectually |
| SHARPWITTED | Intellectually discerning |
| KEEN | Intellectually sharp |
| KEEN | Intellectually acute |
| BRAINY | Intellectually gifted |
| CEREBRAL | Intellectually appealing |
| SHARPWITTED | Fast, intellectually |
| CEREBRAL | Intellectually stimulating |
| EDIFIES | Uplifts, intellectually |
| OUTSMARTS | Bests, intellectually |
| DEEP | Intellectually penetrating |
| KARL | Rove who called George W. Bush "intellectually gifted" |
