Synonyms for masterful

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masterful implies such strength of personality as enables one to impose one's will on others a masterful orchestral conductor; domineering implies the overbearing, tyrannical manner of one who openly tries to dominate another a domineering spouse; imperious suggests the arbitrary ruling of an emperor, and connotes more haughtiness than domineeringthe imperious old dean of the college; magisterial, while not suggesting an assumption of arbitrary powers, implies an excessive use or display of such inherent powers as a magistrate might have he dismissed me with a magisterial air