Artificial intelligent assistant

treacherer

ˈtreacherer Obs.
  Forms: 6 trecherer, tretcherer, 7 treacherer.
  [app. f. treacher-y + -er1: cf. fripper-y, -er, adulter-y, -er.]
  = prec. (In quot. 1592 with pun on treasurer.)

1571 Fortescue Forest 104 b, The ribaulde and the gracelesse tretcherer. 1592 Declar. Causes Gt. Troubles agst. Realm Eng. 60 The Lord Trecherer I trust can giue her maiestie and the realme good accomptes of them. 1601 W. Watson Imp. Consid. Sec. Priests (1675) 77 Stanley is a treacherer.

Oxford English Dictionary

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