1) Archduke 2) Aristocrat 3) Baron 4) Burgrave 5) Ducal 6) Duke 7) Earl 8) Grandee 9) Lord 10) Marquess 11) Marquis 12) Milord 13) Mortimer 14) Palsgrave 15) Peer 16) Rajah 17) Sire 18) Thane 19) Viscount 1) Duke or baron 2) Duke or earl 3) Earl or duke 4) Lord 5) Male aristocrat 6) Noble 7) Titled chap 8) Titled fellow 
• (n.) One of the nobility; a noble; a peer; one who enjoys rank above a commoner, either by virtue of birth, by office, or by patent. • (n.) One of the nobility; a noble; a peer; one who enjoys rank above a commoner, either by virtue of birth, by office, or by patent.
No'ble·man noun ; plural Noblemen One of the nobility; a noble; a peer; one who enjoys rank above a commoner, either by virtue of birth, by office, or by patent. 
a man of noble birth or rank; noble; peer.