stagnation

The condition of being stagnant; the cessation of flow or circulation in a fluid; the state of being without flow, or of being motionless.

Lack or absence of briskness or activity; inertness; dullness.

The condition of being stagnant; cessation of flowing or circulation, as of a fluid; the state of being motionless.

The cessation of action, or of brisk action; the state of being dull.

inactivity

being stagnant; being without circulation

inactivity of liquids; being stagnant; standing still; without current or circulation

a state of inactivity (in business or art etc)