| ingenious(adjective, intellect, sharpness) |
| judicious(adjective, intellect, sharpness) |
| knowledgeable(adjective, intellect, sharpness) |
| penetrating(adjective, intellect, sharpness) |
| perceptive(adjective, intellect, sharpness) |
| perspicacious(adjective, intellect, sharpness) |
| quick(adjective, intellect, sharpness) |
| quick-witted(adjective, intellect, sharpness) |
| savvy(adjective, intellect, sharpness) |
| sensible(adjective, intellect, sharpness) |
| skillful(adjective, intellect, sharpness) |
| slick(adjective, intellect, sharpness) |
| sly(adjective, intellect, sharpness) |
| smart(adjective, intellect, sharpness) |
| subtle(adjective, intellect, sharpness) |
| understanding(noun, skill, intelligence, intellect) |
| with it(expression, intellect, sharpness) |
| awareness(noun, skill, intelligence, intellect) |
| comprehension(noun, skill, intelligence, intellect) |
| grasp(noun, skill, intelligence, intellect) |