Artificial intelligent assistant

grubbler

grubbler Obs. or arch.
  Also 5 groublare, growblar.
  [Altered form of grubber.]
  = grubber 1.

c 1440 [see grubber 1]. 1813 W. Taylor in Monthly Rev. LXXII. 283 That which not the parish-clerk, but the conversation of the neighbourhood, might have supplied, is too commonly left to the sagacity of grubblers yet unborn.

Oxford English Dictionary

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