Artificial intelligent assistant

intentiveness

inˈtentiveness Obs. or arch.
  [f. as prec. + -ness.]
  The quality or fact of being intentive; closeness of attention; intentness.

1561 T. Norton Calvin's Inst. iv. 78 He doth..speake..of suche praiers as require a more earnest intentiuenesse. 1612–15 Bp. Hall Contempl., N.T. iv. xxiv, Their care and intentivenesse is truly commendable; they came to comfort her, they do what they came for. 1685 R. Lowman Descr. Fireworks Coron. 1 The Earnestness of Expectation and Intentiveness of what was..to succeed.

Oxford English Dictionary

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