Flare up and Go off

Flare up verb - To become very angry.

Go off and flare up are semantically related in give forth topic. In some cases you can use "Go off" instead a verb "Flare up", when it comes to topics like burst into flame.

Go off verb - To break open or into pieces usually because of internal pressure.

Flare up and go off are semantically related in burst topic. Sometimes you can use "Flare up" instead a verb "Go off", if it concerns topics such as appear, burst into flame.