rude
adj.adj. behaving in a way that is not polite and might hurt someone's feelings. You are rude when you do not follow the social rules for being kind to others.
adj. displaying a lack of manners or consideration for others; discourteous. In its primary sense, it describes behavior that violates social conventions of politeness.
It is rude to talk while you are eating.
The waiter was so rude to us that we decided not to leave a tip.
While some found his bluntness refreshing, most colleagues considered his habit of interrupting meetings to be incredibly rude and unprofessional.
Commonly followed by the preposition 'to' when directed at a person.
He was rude with meHe was rude to meWhen describing behavior directed at a person, 'rude' typically takes the preposition 'to' rather than 'with'.