What in the devil?

What (in) the devil?

interrog. What has happened?; What? (Often with the force of an exclamation.) What the devil? Who are you? What are you doing in my room?

Name	Pronounced	Usage
Juha	YOO-hah	Finnish
Dunbar	['dʌnbɑ:]
Feidhlimidh	-	Irish
Valda	-	Latvian
Ealisaid	-	Manx
Hoshi	ho-shee	Japanese