stagnant

STAGNANT, a. [L., to be without, a flowing motion.]

1. Not flowing; not running in a current or stream; as a stagnant lake or pond; stagnant blood in the veins.

2. Motionless; still; not agitated; as water quiet and stagnant.

The gloomy slumber of the stagnant soul.

3. Not active; dull; not brisk; as, business is stagnant.