| brain(noun, understanding, power, spirit, ability) |
| mentality(noun, state, understanding, power, spirit) |
| intelligence(noun, understanding, ability, mind, reason) |
| wit(noun, understanding, philosophy, character, position) |
| brains(noun, understanding, power, philosophy, character) |
| intellect(noun, understanding, power, philosophy, character) |
| mental capacity(noun, expression, idiom, intelligence, intellect) |
| mind(noun, understanding, philosophy, character, position) |
| sense(noun, understanding, philosophy, character, position) |
| understanding(noun, philosophy, character, position, ability) |
| learning ability(noun, expression, idiom) |
| astuteness(noun, understanding, mind, intelligence, balance) |
| wisdom(noun, understanding, power, spirit, mind) |
| aptitude(noun, understanding, mind, skill, understand) |
| capacity(noun, understanding, power, spirit, mind) |
| cleverness(noun, understanding, mind, understand, sense) |
| grasp(noun, mind, intelligence, balance, intellect) |
| insight(noun, mind, intelligence, balance) |
| mental ability(noun, expression, idiom, intelligence, intellect) |
| perception(noun, understanding, power, spirit, mind) |