Morbid : characterized by an abnormal and unhealthy interest in disturbing and unpleasant subjects, especially death and disease.Healthy : in a good physical or mental condition; in good health.Clever : quick to understand, learn, and devise or apply ideas; intelligent.Upright : (of a person) sitting or standing with the back straight.Sickly : often ill; in poor health.Antonym of Morbid is Healthy