The abstract noun form of the adjective courteous is courteousness.A related abstract noun form is courtesy.
Yes, the noun 'courtesy' is an abstract noun, a word for a behavior or an attitude.
Yes, gentlemen is a noun, the plural form of the noun gentleman, a common, abstract noun; a word for a chivalrous, courteous, or honorable man, a word for a person.
he asked her in courteous manner. Be courteous and you will get respect.
more courteous, most courteous
courteous
more courteous
you are vey courteous
The Ambassador is known to be courteous and gracious. Did the hotel clerk seem to be overly courteous?
courteous expression
The doorman was very courteous.
more interesting, most interesting more courteous, most courteous