(you) get angry, are mad
I thought you were mad at him.
I suppose you're angry.
Ты, правда, заболела, или просто злишься?
Are you really sick or just angry?
— Подними красный фонарь (1991)
Ты до сих пор на него злишься?
Are you still mad at him?
Ну почему ты до сих пор злишься на меня?
Why are you still mad at me?