Artificial intelligent assistant

feuage

ˈfeuage Obs. rare.
  [a. OF. feuage, fouage, f. feu fire.]
  (See quots.)

1618 Daniel Coll. Hist. Eng. 214 The Prince of Wales..imposing a new taxation upon the Gascoignes, of Feuage or Chymney mony..discontented the people. 1706 Phillips (ed. Kersey), Fuage or Focage, Hearth-money, an Imposition of Twelve-pence for every Fire-hearth.

Oxford English Dictionary

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