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
Tyrone	tie-RON	English
Laurentinus	-	Ancient Roman
Hanley	['hænli]
Ajeet	-	Indian, Hindi, Marathi, Punjabi, Bengali
Sulabha	-	Indian, Marathi
Paki	-	Southern African, Xhosa