Use 'listless' to describe someone whose emotions are flat due to exhaustion or lack of interest. The once passionate painter now gazed listlessly at his blank canvas.
Pro Tip 2/3
Not Depression
'Listless' does not mean depression, but a temporary lack of energy or interest. Recovering from the flu, he was too listless to even watch TV.
Pro Tip 3/3
Physical Movement
'Listless' can imply weak or slow physical movement. The listless child dragged her feet along the sidewalk.