archfool

Etymology
en

Noun

 * 1)  An extremely foolish person.
 * 2) * 1876, Great Britain. Public Record Office, John Sherren Brewer, Robert Henry Brodie, James Gairdner, Letters and Papers, Foreign and Domestic, of the Reign of Henry VIII (volume 4, issue 3, part 2, page 3154)
 * The end was that he was thought an archfool.