Where does “Mulipää” come from?

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

Ancestry of “Mulipää”, step by step

Mulipää traces back through two separate lines of ancestry.

via Ingrian pää

StepLanguageWordMeaning
1Ingrianpäähead
2Proto-Finnicpäähead
3Proto-Uralicpäŋehead

via Ingrian muli

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