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
Burkhard	BOORK-hahrt (German)	German, Ancient Germanic
Shufen	-	Chinese
Alexandrie	a-lek-sawn-DREE	French (Rare)
Laraine	-	English
Bysshe	BISH	English (Rare)
Byelobog	-	Slavic Mythology