I am taking classes at night school.

Night soil is used as fertilizer in some agricultural practices.

I keep a lamp and my book on the night table.

The security guard is responsible for the night watch.

The night watchman patrols the building to ensure its security.

I am a night owl and prefer to stay up late.

The theater was packed on opening night.

I attended the watch night service at the church.

Be careful when dealing with fly-by-night businesses.

The actors were nervous on the first night of the play.