adj. 25B6; adjective
an aristocratic family : NOBLE, titled, upper-class, blue-blooded, high-born, well born, elite; Brit. upmarket; informal upper crust, top drawer; Brit. informal posh; archaic gentle.
an aristocratic manner : REFINED, polished, courtly, dignified, decorous, gracious, fine, gentlemanly, ladylike; haughty, proud.
working-class, vulgar.