The correct answer is renounce.
A. forfeit by judicial decision
D. post bail
The correct answer is (C) To renounce, repudiate, or recant, especially with solemnity. To renounce or give up under oath; foreswear.
Abjure comes from abjurare (Latin), meaning to deny an oath) and abjurer (French).
Examples of use:
- He abjured any allegiance to the Republican party.
- The witness abjured any association with his former associates.