Decreases

A valuable object decreases in value if it is damaged.

The population of the town decreases year by year.

The mean value of the frequency decreases with increasing amplitude.

Male circumcision decreases the risk of viral infections that cause herpes and cancer.

It isn't strange that the number of children decreases, too.

I don't know if modern technology increases unemployment, or rather decreases it.

When you're in show business for long, the number of people who can teach you something decreases every year.

When life is too stressful, sexual function decreases.

Average U.S. precipitation has increased since 1900, but some areas have had increases greater than the national average, and some areas have had decreases.

As the market price decreases, the quantity demanded will increase and the quantity supplied will decrease.