In the story, he has a sudden, unexpected display of anger, the reason for which is yet to be revealed.

But I think we were all too astonished at the sudden display of violence.

It was all going so well, she didn't want him blowing it now with a sudden display of temper.

The strange voices, the sudden display of light, formed no meaning for him.

She was touched by his sudden display of affection.

It is not hard to guess why this sudden display is so effective.

He was always moved by these sudden displays of affection; they were so unexpected.

That was somehow even scarier than the sudden display of power.

Tony turns away from the house, perplexed by his daughter's sudden display of remorse.

Nikki started crying after the sudden display of violence.