English idioms relate to Truth, Secrecy, & Deception - Revealing Secrets

to reveal information that were supposed to be kept secret, often by accident

to reveal a secret that one was asked not to tell anyone

used of a secret that is now shared with others

to reveal a person's identity or intentions

to see or arrest a person while they are doing something illegal or wrong

to arrest or see someone the moment they are doing something that is illegal or dishonest

to publicly talk about something such as a belief that one used to keep secret

to reveal something that one was supposed to keep as a secret or surprise

to cause the truth become revealed, especially an unpleasant one

to tell others about what has happened, especially about things that are private or controversial

to be made known publicly

an error that reveals the speaker's actual thoughts or feelings