Whistle blowers are individuals who expose wrongdoing or misconduct in an organization. They play a significant role in promoting transparency and accountability. There are several synonyms to the term whistle blower, including informants, tipsters, leakers, moles, and witnesses. Each of these terms refers to someone who reveals confidential or classified information for the public good. Informants often provide insider information to law enforcement or security agencies, while tipsters share information with journalists or media outlets. Leakers can be employees or officials who reveal sensitive information to the public or unauthorized individuals. Moles are undercover agents who infiltrate an organization to gather information, and witnesses typically testify under oath about events they have witnessed.