the state of being immobile

disinclination to move; lifelessness

laziness (the usual word)

sloth

the property of matter by which it remains in a state of rest or, if it is in motion, continues in the same direction and in a straight line unless it is acted on by an external force

disinclination to move; lifelessness

the (cause of) loss of energy, health and happiness

lethargy

the loss of feeling or power to move in any or every part of the body

disinclination to move; lifelessness