Artificial intelligent assistant

astoning

aˈstoning, vbl. n. Obs.
  [f. astone v. + -ing1.]
  = astonishing. Cf. astonying.

c 1374 Chaucer Boeth. i. ii. 9 Why art þou stille. Is it for schame or for astonynge? 1440 Promp. Parv., Astonynge or a-stoynynge yn wytte.

Oxford English Dictionary

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