A tyrannical boss or authority figure.
A person who dictates text (e.g. letters to a clerk).
A totalitarian leader of a country, nation, or government.
A magistrate without colleague in republican Ancient Rome, who held full executive authority for a term granted by the senate (legislature), typically to conduct a war.
A ruler of other rulers.
A feudal lord directly owed rent or personal service by a tenant of subinfeudated land, a tenant's liege lord.
Anyone with overarching power or authority in a given domain.
To rule over; to domineer.