Artificial intelligent assistant

inefficience

ineˈfficience Obs. rare.
  [f. as inefficient + -ence: cf. efficience.]
  = next.

1797 A. Seward Lett. (1811) IV. 377 What does it prove but the inefficience of an inert majority, opposed to the active struggles of a party, less numerous by two-thirds?

Oxford English Dictionary

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