Answer: inertias

AnswerCrossword Clue
INERTIASTorpors
INERTIASDisinclinations to move.
INERTIASIndispositions to exertion.
INERTIASThey keep you going
inertiasINERTIA, the tendency of a body to resist acceleration
inertiasinertness, esp. with regard to effort, motion, action, and the like; inactivity; sluggishness
inertiasthe property of matter by which it retains its state of rest or its velocity along a straight line so long as it is not acted upon by an external force