Where does “Kolkanpää” come from?

Kolkanpää (Ingrian) comes from Ingrian pää, from Proto-Finnic pää, from Proto-Uralic päŋe — head.

Ancestry of “Kolkanpää”, step by step

Kolkanpää traces back through two separate lines of ancestry.

via Ingrian pää

StepLanguageWordMeaning
1Ingrianpäähead
2Proto-Finnicpäähead
3Proto-Uralicpäŋehead

via Ingrian kolkka

StepLanguageWordMeaning
1Ingriankolkkacorner
Every word from Proto-Uralic päŋe →Every word from Proto-Finnic pää →Every word from Ingrian pää →