Artificial intelligent assistant

tur-turring

ˈtur-ˈturring, vbl. n.
  [Echoic.]
  An imitation of the cooing of a dove, used to designate the action or sound.

1896 Q. Rev. July 73 The ‘tur-turring’ of the turtledove, the ‘coo’ of the queest..tell of the shade.

Oxford English Dictionary

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