Main entry: courteous
Definition: characterized by courtesy and gracious good manners
Usage: if a man be gracious and courteous to strangers it shows he is a citizen of the world-Francis Bacon
Antonyms: discourteous
Definition: showing no courtesy; rude
Main entry: courteous, gracious, nice
Definition: exhibiting courtesy and politeness
Usage: a nice gesture
Antonyms: impolite
Definition: not polite