mastery Synonyms

domination command supremacy control subordination seneschalship proficiency provostship sovereignty prowess rectorate rectorship regency skill sheriffdom rule science professionalism proconsulship mayorship metropolitanate omnipotence panurgy pashalic power predominance preeminence prefectship prehension prepotency presidentship prevailment primacy princedom proconsulate mastership subdual workmanship know-how ascendence savoir-faire skillfulness say-so sagaciousness viziership sheikhdom flair expertise paramountcy stranglehold