Skill

1. Capacity to do something well; technique, ability. Skills are usually acquired or learned, as opposed to abilities, which are often thought of as innate.
2. Discrimination; judgment; propriety; reason; cause.
3. Knowledge; understanding.
4. Display of art; exercise of ability; contrivance; address.

adjective

Great, excellent.

1. To set apart; separate.
2. To discern; have knowledge or understanding; to know how (to).
3. To know; to understand.
4. To have knowledge or comprehension; discern.
5. To have personal or practical knowledge; be versed or practised; be expert or dextrous.
6. To make a difference; signify; matter.
7. To spend acquired points in exchange for skills.