Stillness

Part of speech: noun (n.)

1. The quality or state of being still; quietness; silence; calmness; inactivity. Painting, then, was the art demanded by the modern intellect upon its emergence from the stillness of the Middle Ages. J. A. Symonds.

2. Habitual silence or quiet; taciturnity. The gravity and stillness of your youth The world hath noted. Shak.