Definitions

1. verb

to have broken or failed to keep an oath, promise, or agreement

“After being caught in a lie, he was considered forsworn by his peers.”

2. noun

a person who has broken or failed to keep an oath, promise, or agreement

“The forsworn politician was shunned by the community.”

3. adjective

having broken or failed to keep an oath, promise, or agreement

“The forsworn oath was seen as a betrayal of trust.”