• Blurts out
• Doesn't zip one's lip
• Earns a fink moniker
• Gives everything away
• Gossips
• Is indiscreet
• Is indiscreet, in a way
• Is indiscreet, maybe
• Lets out a secret
• Lets the cat out of the bag
• Names names
• No longer has a secret
• Rats to the cops
• Repeats a secret
• Sings, so to speak
• Spills a secret
• Spills it
• Spills the beans
• Squeals
• Talks
• Tells a secret
• Tells all
• Tells everyone
• Won't shut up
• Yaks away