elegance — The quality of being graceful and stylish in appearance or manner; style.
class — A class is a group of pupils or students who are taught together.
distinction — a marking off or distinguishing as different: His distinction of sounds is excellent.
grace — William Russell, 1832–1904, U.S. financier and shipping magnate, born in Ireland: mayor of New York City 1880–88.
graceful — characterized by elegance or beauty of form, manner, movement, or speech; elegant: a graceful dancer; a graceful reply.
polish — to make smooth and glossy, especially by rubbing or friction: to polish a brass doorknob.
politeness — showing good manners toward others, as in behavior, speech, etc.; courteous; civil: a polite reply.
refinement — fineness or elegance of feeling, taste, manners, language, etc.
stateliness — majestic; imposing in magnificence, elegance, etc.: a stately home.
style — a particular kind, sort, or type, as with reference to form, appearance, or character: the baroque style; The style of the house was too austere for their liking.
tasteful — having, displaying, or in accordance with good taste: tasteful clothing; a tasteful room.
urbanity — the quality of being urbane; refined courtesy or politeness; suavity: He was the last word in urbanity.