recant

verb

1. (ambitransitive)To withdraw or repudiate a statement or opinion formerly expressed, especially formally and publicly.

   “Convince me that I am wrong, and I will recant.”

   “How soon […] ease would recant / Vows made in pain, as violent and void!”

   “But as Mr. Trump denounces what he describes as failures by the Washington establishment on China, Mr. Biden, an avatar of that establishment, is not recanting his past enthusiasm for engagement.”

2. To give a new cant (slant, angle) to something, in particular railway track on a curve.

   “Numerous curves, which previously had given no trouble at 75 and 80 m.p.h., were realigned and recanted to adapt them for 90 m.p.h. and more, [...].”