Yet his words, delivered in a quiet tone, were meant to rock the boat.

When she speaks, she shouts one word in the sentence very loudly compared to the quiet tone of voice she usually has.

Both the chanters and the drones have a cylindrical bore and use a double reed, giving a quiet tone similar to the oboe.

For example, in general, human beings are unable to perceive a quiet tone played simultaneously with a similar but louder tone.

Any suspicion had to be spoken very much in quiet tones.