"Forsworn" is the past participle of "forswear," describing someone who has sworn falsely or broken solemn oaths. The term carries heavy moral condemnation—the forsworn betrayed sacred commitments and invoked divine witnesses to lies. Medieval and Renaissance literature treated oath-breaking as serious sin and crime, making "forsworn" a grave accusation. Characters called forsworn faced social and spiritual consequences—dishonor, damnation, legal penalty. Poets employed the term when exploring themes of loyalty, betrayal, and the sacred nature of promises. Its association with divine witness made oath-breaking not just social but cosmic transgression. The word appears frequently in contexts of love (forsworn lovers), politics (forsworn vassals), and religion (forsworn vows), wherever sacred commitments were violated. Its archaic weight suited tragic and heroic verse where honor and truth determined identity and fate.

Forsworn appears in contexts of broken oaths, failed vows, and betrayed promises, carrying strong moral condemnation. Shakespeare employs it extensively for characters who break romantic or political vows. The term's participial form makes it suitable for describing permanent states: "a forsworn knight" suggests ongoing dishonor. Related to "forswear" (verb) and "perjured." Essential for analyzing honor systems, the binding nature of vows, and betrayal themes. Medieval and Renaissance literature treats forsworn status as permanent stain on character. Useful for discussing how literature represents the consequences of oath-breaking, the relationship between language and honor, and whether redemption is possible after forswearing. The term appears in both serious tragic contexts and lighter romantic contexts where lovers forswear old vows for new ones.