화내요 · 화냈어요 · 화낼 거예요 · 화내세요
to get angry (at someone), to lose one's temper
Example
엄마는 제가 늦게 들어와서 화내셨어요.
My mom got angry because I came home late.
Word parts
화 fire
화 (anger) + 내다 (to put out).
Good to know
화가 나다 is feeling angry; 화내다 is showing it, usually at someone: 저한테 화내지 마세요.