Impotent

1. Wanting the power of procreation; unable to copulate; also, sometimes, sterile; barren.
2. Not potent; wanting power, strength. or vigor. whether physical, intellectual, or moral; deficient in capacity; destitute of force; weak; feeble; infirm.
3. Wanting the power of self-restraint; incontrolled; ungovernable; violent.
4. One who is imoitent.