Arrogance (noun)

1. An exaggerated sense of one's own abilities or importance.
2. Behavior that is rude or disrespectful to others due to an exaggerated sense of one's own abilities or importance.

Origin:

From old french arrogance, from latin arrogantia, from arrogans, present participle of arrogare.

Examples:

1. His arrogance made it difficult to work with him.
2. She displayed a great deal of arrogance when she refused to listen to other people's opinions.
3. The coach's arrogance was evident in the way he treated his players.
4. His arrogance was a result of his success.
5. Her arrogance led to her downfall.