Angry (adjective)

1. Feeling or showing strong annoyance, displeasure, or hostility; full of anger.
2. Having a strong desire for revenge or punishment.

Origin:

Old english angrīg, of germanic origin; related to dutch and german eng, also to anguish.

Examples:

1. He was angry at the delay.
2. She was angry with herself for being so foolish.
3. He was angry with his boss for treating him unfairly.
4. She was angry with him for not keeping his promise.
5. He was angry at the injustice of the situation.