changeling

changeling is a   Noun

Definition:

[1] One who, or that which, is left or taken in the place of another, as a child exchanged by fairies. Such, men do changelings call, so changed by fairies` theft. Spenser. The changeling [a substituted writing] never known. Shak.

[2] A simpleton; an idiot. Macaulay. Changelings and fools of heaven, and thence shut out. Wildly we roam in discontent about. Dryden.

[3] One apt to change; a waverer. "Fickle changelings." Shak.

Synonyms: