Skilfulness, ability; prowess or ingenuity in doing something; skill, knowledge, or mastery in a particular field.

Great or complete proficiency in an activity, art, or skill.

= complement, n. (in various senses), esp. an accomplishment.

The quality or fact of being proficient; the degree of competence attained; adeptness, skill in a particular field.

The quality of being skilled with the hands; dexterity; expertise in manual work.

The degree of advancement attained in anything; proficiency. Obsolete.

The quality or condition of being expert. Skill derived from practice; readiness, dexterity. Const. in.

The condition or fact of being advanced; advancement, proficiency. Obsolete.

In extended use: exceptional ability or talent in a particular field or undertaking; skill, expertise.

= proficiency, n.

Skill or proficiency at something.

The quality of being habile; deftness; readiness; easy familiarity. rare.

(a) Expert opinion or knowledge, often obtained through the action of submitting a matter to, and its consideration by, experts; an expert's…

The condition or dignity of an expert.

The quality of being an expert.

figurative. ‘Magical’ or ‘bewitching’ art, power, or influence; ‘magic’. Also more loosely, skill, expertise, or the result of this.