to abjure
verbformal/ɐbʒuˈɾaɾ/low
ab·ju·rar
Definition
To renounce formally a belief, doctrine, or opinion, often under oath; to recant publicly.
He was forced to abjure his allegiance to the old regime.
She abjured her former lifestyle after the conversion.
Common collocations
to abjure one's faithto abjure publicly
Etymology
Do latim 'abjurare' (negar sob juramento).