cambion

In European mythology and literature, a cambion () is the child produced from a human–demon sexual union, typically involving an incubus or a succubus. In the word's earliest known uses, it was interchangeable with changeling.

== Changelings == Cambion comes from the Late Latin 'to exchange', and ultimately from the Celtic root "kamb", meaning crooked or exchange. In its earliest known uses, the word is used for a changeling, the child of fairies or demons, who has been substituted for a human baby. William of Auvergne, in his 13th-century work , wrote of ", from , that is 'having been exchanged: the "sons of incubi demons". These false infants constantly wail for milk and cannot be satisfied even by four nurses. Richard Firth Green notes that this "was to become the standard scholastic explanation for changelings throughout the Middle Ages."