abjured
v. C2 Proficiency ab·jured
v. to officially give up a belief, a habit, or a way of life. You use this when someone makes a formal or public promise to stop doing something.
v. to formally renounce or reject a belief, practice, or status. Often used in legal or religious contexts to describe a public declaration of abandonment.
The former leader abjured his political career after the scandal.
The knight abjured his former allegiance to the king and swore loyalty to the new queen.
Having spent decades in the priesthood, he eventually abjured his vows and returned to a secular life, seeking a simpler existence away from the cathedral.