Not effective.
Not able to assume active duty.
A member of the military who is unable to assume active duty.
Lacking intensity or vigour.
Associated with poor moral or mental well-being.
Appearing ill, infirm or unhealthy; giving the appearance of illness.
Characterized by poor or unhealthy growth.
Overly sweet.
Not in good health; (somewhat) sick.
Tending to produce nausea.
Frequently ill or in poor health.
Shedding a relatively small amount of light; (of light) not very bright.
To become sickly.
In a sick manner; in a way that reflects or causes sickness.