Artificial intelligent assistant

annulling

annulling, vbl. n.
  (əˈnʌlɪŋ)
  [f. annul + -ing1.]
  Doing away with; revoking; annulment.

c 1400 Test. Love i. (1560) 275/2 Fools thereof to enfourmen in adnulling of their errours. 1653 A. Wilson James I, 270 The Anulling and breach of these two Treaties. 1839 James Louis XIV, I. 71 That which he lost by the annulling of the king's will.

Oxford English Dictionary

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