to lessen; to decrease; to reduce; to lower

We must make the utmost effort to reduce the use of plastic packaging, and also to recycle all waste plastic.

His audience is falling off these days.

Previously, Mr Johnson also proposed banning the consumption of alcohol on public transport in the capital, which is believed to have reduced the crime rate on trains and buses.

Use interrogative pronouns to rewrite the sentences below; if you need to, you can add or remove a few words.

Eating smaller portions from smaller plates can help you eat less while not feeling hungry any quicker.