Homonym: Secret (Mystery)
A "Secret" is information that is intentionally kept hidden from others. It can involve personal thoughts, feelings, or facts that someone chooses not to share. Secrets can vary in importance, from trivial matters to significant issues that may affect relationships or trust.
People often keep secrets for various reasons, such as protecting themselves or others, maintaining privacy, or avoiding conflict. While some secrets can be harmless, others may lead to misunderstandings or emotional distress if revealed. The act of keeping a secret can create a sense of isolation or burden for the person holding it.