Noun
(law, historical) Synonym of overlord: the lord of a fee immediately owed personal service or rent by a tenant, a tenant's liege lord.
Most feudal obligations were owed to the chief lord of the estate, but others were owed only and directly to the king of the realm.
(inexact) Synonym of overlord: a lord over other lords, a lord paramount.
The chief lord over all other lords was the king.