As he turned, the sound of a footfall frightened him.

The very sound of your angry voice frightens me.

The sound of gunfire had frightened Caleb, and he was running back to his mother.

In Tournai church officials sent out an order stopping the bells because the sound frightened the people.

The sound of my own voice frightened me.

The sound of my voice frightened me; the room, Rheya, everything seemed extraordinarily real.

Sudden sounds evidently frightened the worms into turning off their lamps.

Larry called, and the sound of his own voice frightened him.

The sound of my voice jarred and frightened me.

Why, the sound of their boots pounding alone should frighten them!