Artificial intelligent assistant

duplar

ˈduplar, a. Obs. rare.
  [ad. late L. duplār-is containing double, f. duplus duple]
  Double, duple: see quot.

1610 Holland Camden's Brit. 783 Duplar or Duple Armaturæ they were called in those daies, who had Duble alowances of Corne; Simplar, that had but single.

Oxford English Dictionary

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