(n.) The state, rank, or dignity of a queen.

baronetcy barony caliphate czardom dukedom earldom emperorship empery empire imperialism kaiserdom kaisership kinghood kingship knight-errantship knighthood ladyship lordship majesty marquisate pashadom princedom princeship queenhood rajaship regnancy royalty seignioralty seigniory sovereignty sultanate sultanship the crown the throne viscountcy viscountship viscounty