recant
/rɪˈkænt/verb
to say publicly that you no longer hold an opinion or belief you held earlier
отрекаться, публично отказываться от сказанного
Это слово было и в SAT – Vocabulary set 8. Существительное: recantation. Чаще о публичном признании ошибки: recant testimony.
“The witness was forced to recant his statement.”
“She refused to recant her beliefs.”
“Under pressure, he recanted his earlier testimony.”