The outburst took him by surprise.
There was a big outburst in the kitchen.
The trial was disrupted by an angry outburst from one of the jurors.
SENTENCE: The judge who had ratified the death sentence of Saddam Hussein scolded the sectarian outburst of the Shiite guards.
Some elements have uncharacteristic nature.
I was unprepared for his sudden outburst of exasperation.
Guffaw
I heard the boy disrupt the class with his outburst.
My parents' wrath is not worth missing my curfew.
cry or pitch a fit
The baby's untimely outburst caused us to miss dinner.
it is an outrageous outburst of laughter
A possible crossword answer could be "outburst".
Another word for an outburst of anger is "flare-up." Other synonyms include "fit of rage," "explosion of anger," or "temper tantrum," depending on the context and intensity of the emotion.