Ability

The quality or state of being able; power to perform, whether physical, moral, intellectual, conventional, or legal; capacity; skill or competence in doing; sufficiency of strength, skill, resources, etc.; -- in the plural, faculty, talent.

the quality of being able to perform; a quality that permits or facilitates achievement or accomplishment

possession of the qualities (especially mental qualities) required to do something or get something done; "danger heightened his powers of discrimination"