He returned safely and healthily from a long trip.

This radio uses a transistor.

He was admitted to a mental hospital after attempting suicide.

It is important to self-regulate the use of the internet.

He attempted suicide by charcoal burning, but fortunately, he was saved.

Earthquakes, thunder, fires, and fathers are what people fear the most.

The human immunodeficiency virus destroys the immune system, causing the body to lose its ability to fight disease.

The human immunodeficiency virus is the virus that causes AIDS.

The feline immunodeficiency virus can potentially have serious effects on a cat's health.

My cat has been infected with the feline immunodeficiency virus.