(n.) Adequate capacity or ability; as physical competence\.

ability ableness absolute power absolutism address adeptness adequacy adequate supply adequateness adroitness airmanship appropriateness artfulness artisanship artistry authority bare minimum bare sufficiency bravura brilliance caliber capability capableness capacity cleverness command competency condition constituted authority control coordination craft craftsmanship cunning deftness delegated authority dexterity dexterousness dextrousness diplomacy divine right efficacy efficiency enough exact measure expertise facility faculty finesse fitness fittedness flair genius grace grip handiness horsemanship indirect authority ingeniousness ingenuity inherent authority jus divinum just enough know-how lawful authority legal authority legitimacy marksmanship mastership mastery maturity might minimum power practical ability preparedness prerogative proficiency prowess qualification quickness readiness regality resource resourcefulness right right amount rightful authority ripeness royal prerogative satisfaction satisfactoriness satisfactory amount savoir-faire savvy seamanship seasoning skill skillfulness style sufficiency sufficient sufficientness suitability suitableness suitedness susceptibility tact tactfulness talent technical brilliance technical mastery technical skill technique tempering the goods the say the say-so the stuff timing trim vested authority vicarious authority virtuosity what it takes wit wizardry workmanship