Meaning : Showing regard for others in manners, speech, behavior, etc..
Not polite.
impoliteMeaning : Marked by refinement in taste and manners.
Example :
Cultivated speech.
Cultured Bostonians.
Cultured tastes.
A genteel old lady.
Polite society.
Synonyms : civilised, civilized, cultivated, cultured, genteel
Meaning : Not rude. Marked by satisfactory (or especially minimal) adherence to social usages and sufficient but not noteworthy consideration for others.
Example :
Even if he didn't like them he should have been civil.
Synonyms : civil