Artificial intelligent assistant

disavouch

disaˈvouch, v. Obs.
  [f. dis- 6 + avouch v. In med.L. disadvocāre.]
  = disavow.

1597 Daniel Civ. Wars iv. xxvi, They flatly disavouch To yeld him more obedience. 1637 R. Humfrey tr. St. Ambrose Pref., Numa Pompilius ceremonies were disavouched by Quintus Petilius. 1679 Kid in G. Hickes Spir. Popery 7 Disowning and dissavouching that which sometime we judged our honour to testifie for and avouch.

Oxford English Dictionary

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