Arrogant attitude or behavior.
Excessive pride in oneself.
Feeling of superiority over others.
Displaying condescending behavior towards others
Arrogant - displaying an attitude of superiority or self-importance.
Snobbish - looking down on others as inferior.
Condescending - treating others with a patronizing tone.
Superiority complex - believing oneself to be better than everyone else.
Overbearing - acting in a domineering or controlling manner, especially towards subordinates.