MonarchA monarch is a head of state for life or until abdication, and therefore the head of state of a monarchy. A monarch may exercise the highest authority and power in the state, or others may wield that power on behalf of the monarch. Usually a monarch either personally inherits the lawful right to exercise the state's sovereign rights (often referred to as the throne or the crown) or is selected by an established process from a family or cohort eligible to provide the nation's monarch.
SardarSardar, also spelled as Sardaar/Sirdar (سردار, særˈdɑr, 'commander', literally 'headmaster'), is a title of royalty and nobility that was originally used to denote princes, noblemen, chiefs, kings and other aristocrats. It has also been used to denote a chief or leader of a tribe or group. It is used as a Persian synonym of the title Emir of Arabic origin.
FürstFürst (ˈfʏʁst, female form Fürstin, plural Fürsten; from Old High German furisto, "the first", a translation of the Latin princeps) is a German word for a ruler as well as a princely title. Fürsten were, starting in the Middle Ages, members of the highest nobility who ruled over states of the Holy Roman Empire and later its former territories, below the ruling Kaiser (emperor) or König (king). A Prince of the Holy Roman Empire was the reigning sovereign ruler of an Imperial State that held imperial immediacy in the boundaries of the Holy Roman Empire.