1. to reject or renounce something formally or solemnly
Usage: formal
2. to swear falsely; to commit perjury
Usage: legal; archaic

Examples

• After the accident, she decided to forswear driving forever.
• The reformed gambler forswore all betting and casino games.
• He forswore his allegiance to the corrupt organization.
• The witness was accused of forswearing himself during testimony.
• She forswore chocolate for the entire month of January.
• The politician forswore any involvement in the scandal.