reveal

reveal
re‧veal W1 AC /rɪˈviːl/ verb [transitive]1. to make known something that was previously secret or unknown
   OPP  conceal:
    He may be prosecuted for revealing secrets about the security agency.
    a test that can reveal a teacher’s hidden skills
    reveal (that)
    He revealed that he had been in prison twice before.
    reveal yourself (as/to be something)
    The violinist revealed himself as a talented interpreter of classical music.
2. to show something that was previously hidden
   OPP  conceal:
    The curtain opened to reveal the grand prize.
     

THESAURUS

   ▪ reveal to let someone know about something that is secret or has not been known until now: Doctors are not allowed to reveal confidential information. | It was revealed that he had smoked marijuana at college.
   ▪ tell to talk about something to someone, so that they know about it: Don’t tell anyone about this just yet. | Shall I tell you a secret?
   ▪ disclose formal to publicly reveal something such as a fact or a name that has been kept secret: The terms of the agreement have not yet been disclosed. | The agent did not disclose that there had been a violent crime in the house.
   ▪ divulge //daɪˈvʌldʒ, də-// formal to reveal important or personal information which was previously secret or unknown: The bank has refused to divulge its plans. | I’m afraid I cannot divulge what was said to me.
   ▪ make something public to tell people about important information, especially after it has been kept secret: Apparently they were engaged for some time before making it public. | The government has agreed that sources of financing should in future be made public.
   ▪ leak to deliberately give secret information to a newspaper, television company etc, when a government or other organization wants to keep it secret: The contents of the email were leaked to the press. | A man was charged today with leaking official secrets.
   ▪ give something away (also spill the beans informal) to tell someone something that you want to keep secret: He was careful not to give away any trade secrets. | I’m not going to give away how much I paid for it!
   ▪ let slip informal to accidentally tell someone about something: He let slip that he was envious of his older brother.