Artificial intelligent assistant

colward

ˈcolward, a. Obs.
  [app. a perverted form of culvert, in OF. culvert, colvert, etc.]
  Villainous, nefarious, perfidious, infamous.

c 1325 E.E. Allit. P. B. 181 For couetyse, & colwarde & croked dedez. c 1330 Florice & Bl. (1857) 339 The porter is coluard [Camb. MS. culuert] & feloun.

Oxford English Dictionary

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