showing a lack of respect, rude

impolite

adj. polite and gracious; considerate toward others; well-mannered

courteous, having city (civilized) manners

thinking only about yourself and not caring about other people

unreasonably stubborn

Oblivious; lacking understanding or knowledge about a situation or subject

able to remain calm and not become annoyed when waiting for a long time or when dealing with problems or difficult people

easily annoyed by someone's mistakes or because you have to wait

Acting younger than one's age; childish

showing or feeling no interest, enthusiasm, or concern.