Examples of using "Niegrzecznie" in a sentence and their english translations:
Tom spoke impolitely.
How rude of you!
It is rude to talk when your mouth is full.
It's not polite to speak with your mouth full.
It isn't polite to stare at people.
Father went red with anger when I behaved rudely towards him.
I thought the little boy who was staring and pointing at the foreigner was very rude.
It is rude to speak with your mouth full.