Artificial intelligent assistant

thick-witted

ˈthick-ˈwitted, a.
  (stress var.)
  Having ‘thick’ wits; dull of intellect, stupid.

1634 W. Wood New Eng. Prosp. To Rdr., I decline this sort of thick-witted readers. 1642 Milton Apol. Smect. Wks. 1851 III. 256 The conceit that all who are not Prelaticall, are grosse-headed, thick-witted, illiterat, shallow. 1821 Scott Kenilw. xxxv, He is..thick-witted enough to adopt any belief that is thrust on him.

  So ˈthickwit, a thick-witted person.

1904 M. Hewlett Queen's Quair iii. ii. 376 She cheapened herself in Love's honour and was held cheap by Scotch thickwits.

Oxford English Dictionary

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