refinement β fineness or elegance of feeling, taste, manners, language, etc.
sagacity β acuteness of mental discernment and soundness of judgment.
sense β any of the faculties, as sight, hearing, smell, taste, or touch, by which humans and animals perceive stimuli originating from outside or inside the body: My sense of smell tells me that dinner is ready.
separation β an act or instance of separating or the state of being separated.
shrewdness β astute or sharp in practical matters: a shrewd politician.
subtlety β the state or quality of being subtle.
taste β to try or test the flavor or quality of (something) by taking some into the mouth: to taste food.
understanding β mental process of a person who comprehends; comprehension; personal interpretation: My understanding of the word does not agree with yours.
percipience β perceiving or capable of perceiving.
intelligence β capacity for learning, reasoning, understanding, and similar forms of mental activity; aptitude in grasping truths, relationships, facts, meanings, etc.
awareness β the state or condition of being aware; having knowledge; consciousness: The object of the information drive is to raise awareness of what spreads HIV/AIDS.
balance β If you balance something somewhere, or if it balances there, it remains steady and does not fall.
brainpower β Brainpower is intelligence or the ability to think.
brains β an animal's brain, cooked and eaten as food
cleverness β mentally bright; having sharp or quick intelligence; able.
common sense β Your common sense is your natural ability to make good judgments and to behave in a practical and sensible way.
comprehension β Comprehension is the ability to understand something.
discrimination β an act or instance of discriminating, or of making a distinction.
grasp β to seize and hold by or as if by clasping with the fingers or arms.
ingenuity β the quality of being cleverly inventive or resourceful; inventiveness: a designer of great ingenuity.
insight β an instance of apprehending the true nature of a thing, especially through intuitive understanding: an insight into 18th-century life.
lucidity β the quality of being easily understood, completely intelligible, or comprehensible: She makes her argument with pointed logic and exemplary lucidity.
marbles β metamorphosed limestone, consisting chiefly of recrystallized calcite or dolomite, capable of taking a high polish, occurring in a wide range of colors and variegations and used in sculpture and architecture.
mentality β mental capacity or endowment: a person of average mentality.
mind β (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.
practicality β of or relating to practice or action: practical mathematics.