berserk
adjective
Berserk is a word that means you are really angry, like a wild animal. You might feel berserk when something very bad happens or when you feel like you can't control your emotions.
Example
1. The crowd went berserk when the rock band took the stage.
2. I went berserk when I found out I had failed the test.
3. The dog was berserk when it saw the mailman.