disabuse

verb

1. (transitive)To free (someone) of a misconception or misapprehension; to unveil a falsehood held by (someone).

   “I had been too profoundly disabused of life's dearest illusions ever again to allow of their sweet engrossment.”

   “If we had any hopes or illusions about the National Party before they came into office, we were disabused of them quickly.”

   “If anyone thought the auction house was about art and not commerce, they should finally be disabused of that notion by the prospect of an international tour for a photo of Posh Spice fishing, captioned: “my brother cruz was the best but i didn’t catch anything – annoying but still fun”.”

   “Mr. Katzenberg is now taking his commensurate lumps, particularly because contributors feel he helped disabuse donors’ concerns about Mr. Biden’s physical state.”