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
Corrie	KAWR-ee (English), KAWRH-ee (Dutch)	English, Dutch
Guntram	GUWNT-rahm	German
Zella	-	German
Shema'yah	-	Biblical Hebrew
RÓIsÍN	ROSH-een	Irish
ZbygnĚV	-	Czech (Archaic)