Artificial intelligent assistant

ravalling

raˈvalling, vbl. n.
  [? ad. F. ravalement, ravallement (15th c.), f. ravaler to bring down, f. re- + avaler avale v.]
  Reduction, failure.

1609 [Bp. W. Barlow] Answ. Nameless Cath. 365 Raualling of a Confederacie, where affiance is placed in Number, is a tormenting discouragement.

Oxford English Dictionary

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