Synonyms for 'threat' and 'danger'

The operation on his heart was successful, and the patient is now out of ......

This was Brian's first voyage as a sailor, and he was not sure if he was ready to face the ..... of the ocean.

Since you live in a region of tornadoes and hurricanes, think about insuring your property against all ......

Going into the jungle all alone at night seems like a real ..... to me.

The football fan stopped throwing stones because of the policeman's ..... to arrest him.

I hope you realize that as a climber you will be exposed to the severe ..... of the mountains.

Your life is in constant ..... if you always drive as fast as this.

This military operation is a ..... to national security.

A lot of countries from the third world live under the constant ..... of famine.

These are the usual ..... of the desert - scorpions, snakes, heat, lack of water, etc.