lips are sealed, one's

One will reveal nothing, especially about a secret. For example, You can trust me with the details of the lawsuit-my lips are sealed. [Early 1900s]

Name	Pronounced	Usage
Mateus	-	Portuguese
Tristram	-	English (British)
Christin	kris-TEEN (Swedish, German)	Swedish, Norwegian, Danish, German
JosuÉ	ho-SWE (Spanish), zho-zoo-E (Portuguese)	French, Spanish, Portuguese
Arturo	ahr-TOO-ro	Italian, Spanish
GÜLnaz	-	Turkish