The phrase "breach privilege" can refer to the act of violating someone's legal right to confidentiality or protection of personal information. Some synonyms for this phrase include breach of privacy, disclosure of privileged information, infringement of confidentiality, and violation of personal rights. These terms all suggest an intentional or unintentional disregard for the trust and security that individuals have placed in others, often resulting in negative consequences such as legal action or damage to one's reputation. It is important to be aware of such breaches and take measures to prevent them, respecting the privacy and trust of others.