ETYMOLOGY
from Latin versipellis, from vers-, vertere (to turn) + pellis (skin)
EXAMPLE
“… The power, indeed, is in the witch, and not conferred by him; but this versipellous or Protean impostor – these are his words – will not suffer her to know that it is of her own natural endowment, though for the present charmed into somnolent inactivity by the narcotic of primitive sin. …”
From: The House By The Churchyard
By Joseph Sheridan Le Fanu, 1863
Chapter V. How the Royal Irish Artillery Entertained some of the Neighbours at Dinner
Lexicophilia 