The sound box amplifies the music and creates a rich, resonant sound.

The movie was filled with amazing sound effects.

The sound wave travels through the air.

The sounding board of the piano amplifies the vibrations of the strings.

I arrived home safe and sound.

Making sound decisions is crucial for success.

She is as sound as a bell.

His high-sounding speech impressed the audience.

Before moving forward with the proposal, I decided to sound out a few investors about their willingness to invest.