Edgeplay	:=	These are particularly dangerous D&S that are looked upon with some trepidation - Often techniques which include blood sports and asphyxia
Electro Stimulation	:=	Stimulation by electricity: (see also TENS, Violet Wand) Caution: use only devices designed for this purpose
Endorphin	:=	A form of chemical produced naturally by the body that seems to be involved in regulating the perception of pain. The name is derived from 'endo-' meaning internal, and the name of the drug morphine: endorphins are chemically similar to opiates, and one of the factors in opiate addiction is that the body stops producing them in response to the presence of the drug. The detached euphoria sought after and enjoyed by some SM bottoms as a result of heavy paingames may in part derive from the release of endorphins.
Enema	:=	An enema is used to fill the colon with warm water or other liquid. Often used in medical play
EPE	:=	Erotic Power Exchange (see also TPE)