Etiology is the medical term meaning cause of a disease
Pathology
Pathologic is a commonly used term that means "disease-producing". For example, a bacterium that causes disease is commonly called a pathologic bacterium.Pathogenesis is the condition of producing disease.
Symptom
Etiology is a generic term not a disease or condition. It is a branch of medical science concerned with the causes and origins of disease.
Gangrene is the medical term meaning that an ischemic area has developed a secondary pus-producing infection.
Myelopathy is any disease or pathological condition of the spinal cord.
Pathogenic means producing disease.
Pathy (path = disease + y = process) is used to indicate a disease condition. Andropathy means disease processes particular to men. Pathology meand the process of studying diseases. Sometimes, instead of using "disease" the term will have it a medical condition. In that case you will see "-iasis" or "-osis added as a suffix as in hyperhydrosis (hyper = a lot + hydr = water + osis = condition of).
spondylosis spondyl/o = vertebrae/vertebra osis= abnormal condition
The medical term for fiber producing is fibrogenic.
Dermatosis (any disease of the skin)
Psychopathology is the medical term meaning abnormal condition of the mind.
The medical term for "return again" is "recurrence." It is often used to describe the return of a disease or condition after a period of improvement or remission. For example, cancer can recur after treatment, indicating that the disease has returned.