Artificial intelligent assistant

turnsilver

turnsilver Obs. rare—1.
  [? f. turn n. or v. + silver n.]
  A local payment of uncertain nature.

1578 in Whellan Hist. Cumb. & Westm. (1860) 208/2 [From the inquisition taken in 1578, we learn the following particulars... The tenants of Ulterside pay yearly]..for cornage, 4 s. 6 d.; for seawake, 7 d.; for turnsilver, 1 s. 3 d.

Oxford English Dictionary

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