intelligence — capacity for learning, reasoning, understanding, and similar forms of mental activity; aptitude in grasping truths, relationships, facts, meanings, etc.
mind — (in a human or other conscious being) the element, part, substance, or process that reasons, thinks, feels, wills, perceives, judges, etc.: the processes of the human mind.
intellect — the power or faculty of the mind by which one knows or understands, as distinguished from that by which one feels and that by which one wills; the understanding; the faculty of thinking and acquiring knowledge.
cerebellum — The cerebellum is a part of the brain in humans and other mammals that controls the body's movements and balance.
cerebrum — the anterior portion of the brain of vertebrates, consisting of two lateral hemispheres joined by a thick band of fibres: the dominant part of the brain in man, associated with intellectual function, emotion, and personality
mentality — mental capacity or endowment: a person of average mentality.
wit — the keen perception and cleverly apt expression of those connections between ideas that awaken amusement and pleasure. Synonyms: drollery, facetiousness, waggishness, repartee.
gray matter — Anatomy. nerve tissue, especially of the brain and spinal cord, that contains fibers and nerve cell bodies and is dark reddish-gray. Compare white matter.
medulla oblongata — the lowest or hindmost part of the brain, continuous with the spinal cord.