scientific wild ass guess

and SWAG

phr. & comp. abb. a simple guess. (Often objectionable.) I don’t know at all. That was a SWAG. I always use the SWAG system.

Name	Pronounced	Usage
Jadranka	-	Croatian, Serbian, Slovene
Tjeerd	TYAY:RT (Dutch)	Frisian, Dutch
Armes	[a:mz]
Maya (3)	-	Hebrew
VojtĚCh	-	Czech
Julien	zhoo-lee-AWN	French