Artificial intelligent assistant

perceivant

perˈceivant, a. Obs. rare—1.
  [a. F. percevant, pr. pple. of percevoir: see prec. and -ant.]
  Perceiving, observant, understanding.

c 1400 tr. Secreta Secret., Gov. Lordship 103 Þat he loke to, and be persayuant, whenne nede shal fall.

Oxford English Dictionary

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