| gray matter(noun, expression, mind, head, brain) |
| account(noun, debate, reflection, deliberation, advisement) |
| acumen(noun, mind, head, brain, thinker) |
| advisement(noun, account, debate, reflection, deliberation) |
| agonizing(noun, account, debate, reflection, deliberation) |
| alertness(noun, mind, head, brain, thinker) |
| astuteness(noun, mind, head, brain, thinker) |
| audit(noun, study, examination, exploration, disquisition) |
| awareness(noun, mind, head, brain, thinker) |
| being(noun, spirit, life, soul, psyche) |
| belfry(noun, mind, head, brain, thinker) |
| brain(noun, mind, head, thinker, cerebrum) |
| brilliance(noun, mind, head, brain, thinker) |
| cerebrum(noun, mind, head, brain, thinker) |
| challenge(noun, study, examination, exploration, disquisition) |
| check(noun, study, examination, exploration, disquisition) |
| checkup(noun, study, examination, exploration, disquisition) |
| cogitation(noun, account, debate, reflection, deliberation) |
| cognizance(noun, mind, head, brain, thinker) |
| consciousness(noun, mind, head, brain, thinker) |