temperen in English:

Almost the only time a fat man loses his temper is when he has been deprived of his food.

The fact that I lost my temper made matters still worse.

A quick temper is the only defect in her character.

My son loves to throw temper tantrums in the supermarket.

His quick temper will get him in trouble one day.

lose somebody's temper

Don't be such a hothead. A short temper will cost you.

It's a kind of virtue to keep one's temper.

She is in a temper, because she missed her usual train in the subway and had to walk to work.

He was behaving so stupidly that I couldn't keep my temper.

I shall endeavor to enliven morality with wit, and to temper wit with morality.

His violent temper has cost him not only his job but his marriage as well.

tempered steel

It would take a whole army to temper him.

Don't get all bent out of shape over little things. A short temper can make you poor.