Idiomatic expressions with nerve

To suffer from nerves (to get easily excited or upset)

Are you suffering from nerves? You must learn to control yourself.

To get on someone’s nerves (= to annoy / worry him)

The noises from downstairs were getting on my nerves.

I am not going to invite Jack again. He is constantly getting on my nerves.

To keep one’s nerve (to be calm and brave)

It takes courage to keep one’s nerve when everything seems to be going wrong.

He’s got a nerve. (= He is cheeky.)

He has got enough nerve to drive a racing car.

Lose one’s nerve (= become nervous)

It is quite natural for job seekers to lose their nerve during an interview.