* Psychiatry: The branch of medicine dealing with the diagnosis, treatment, and prevention of mental, emotional, and behavioral disorders.
* Geriatrics: The branch of medicine specializing in the health care of older adults.
* Pediatrics: The branch of medicine dealing with the health and medical care of infants, children, and adolescents.
* Ophthalmology: The branch of medicine concerned with the anatomy, physiology, and diseases of the eye.
* Podiatry: The branch of medicine dealing with the diagnosis, treatment, and prevention of disorders of the foot, ankle, and lower leg.
* Gynecology: The branch of medicine concerned with the health of the female reproductive system.
* Dermatology: The branch of medicine dealing with the diagnosis, treatment, and prevention of skin diseases.
* Radiology: The branch of medicine that uses imaging techniques to diagnose and treat diseases.
* Cardiology: The branch of medicine dealing with the diagnosis, treatment, and prevention of diseases of the heart and blood vessels.
* Neurology: The branch of medicine dealing with disorders of the nervous system.
There are many other words ending with "-iatry," but these are some of the most common and widely recognized.