Blow up and Boil over

Blow up verb - To become very angry.

Boil over and blow up are semantically related in flare up topic. In some cases you can use "Boil over" instead a verb "Blow up", when it comes to topics like break out.

Boil over verb - Overflow or cause to overflow while boiling.

Blow up and boil over are semantically related in excited topic. You can use "Blow up" instead a verb "Boil over", if it concerns topics such as be angry, become mad, get angry and lose control.