Artificial intelligent assistant

nitwitted

ˈnitwitted, a.
  [f. prec. + -ed2.]
  Lacking in intelligence. Hence nitˈwittedness, stupidity.

1931 Observer 6 Dec. 11 Many of the American films are just as shoddy, just as nitwitted. 1942 A. Christie Body in Library ix. 85 That half-baked nitwitted little slypuss. 1952 Canad. Forum XXXII. 13 These gems of phony surprise, of noxious nitwittedness.

Oxford English Dictionary

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