above (one's) head

Being too advanced or difficult for one to be able to comprehend, understand, or complete; beyond one's abilities. I thought I could handle this advanced math class, but the stuff we're learning is just way above my head.

Common Names:

Name	Pronounced	Usage
RomÀ	-	Catalan
Placida	-	Late Roman, Italian
Ella (2)	EL-ə (English), EL-lah (Finnish)	English, Swedish, Norwegian, Danish, Finnish
Fiona	[fi'əunə]
Zaxaria	-	Old Church Slavic
Biddy	BID-ee	Irish, English