a skeleton in the/ closet

a skeleton in the/somebody's closet

a secret that would cause embarrassment if it were known People almost always have skeletons in their closets, parts of their lives they don't want to reveal.

Common Names:

Name	Pronounced	Usage
Nada (2)	-	Serbian, Croatian, Slovene, Macedonian
Trinidad	tree-nee-DHAHD	Spanish
Duci	-	Hungarian
Miron (2)	-	Hebrew
Firuzeh	-	Persian
Hevel	-	Hebrew, Biblical Hebrew