An antonym for rude is Polite.
Words that are opposite of rude are:politecivilrespectfulnicemannerlypolishedconsiderateA rare use of the word rude is for accommodations, with the opposite refined.
polite
I think you are looking for Polite is to Rude, as Graceful is to Clumsythey are opposites.
disrepectful, or rude
rude or mean
Yes, this is the polite way, instead of saying what which is considered rude.
rude is discourteous or impolite as to polite is showing good manners towards others in behavior,and or speech
It is not polite to say "No, You are disgusting." But if this person is rude then you do have a right to say it. If not, its not polite.
It's not especially polite, but neither is it particularly rude.
Impolite , or rude .
Neither. Opposite ( antonym ) of polite is rude, offensive.