medical: Role-play where the activities of medicine are eroticized. Typical medical play scenarios include intimate examinations, catheterization and enemas. It should be noted that attempting to carry out medical procedures without medical training and hygiene is potentially highly dangerous.
fetish: A strong sexual interest in or obsession over some object, body part, or activity. Examples include foot fetish and latex fetish. Also used broadly to describe any non-traditional sex, especially BDSM.