marked by refinement in taste and manners
not rude; marked by satisfactory (or especially minimal) adherence to social usages and sufficient but not noteworthy consideration for others
showing regard for others in manners, speech, behavior, etc.
suggesting taste, ease, and wealth
freed from impurities by processing
showing a high degree of refinement and the assurance that comes from wide social experience
precise to a fine degree
(used of persons and their behavior) cultivated and genteel