1. to formally reject or renounce a belief, cause, or claim
Usage: formal

Examples

• The former extremist publicly abjured his radical beliefs.
• She was forced to abjure her political views to avoid persecution.
• The scientist refused to abjure his controversial theory despite criticism.
• He abjured his claim to the throne in favor of his brother.
• The witness was asked to abjure any false testimony.
• Many citizens were required to abjure their allegiance to the old regime.