Where does “Äijäpyhä” come from?

Äijäpyhä (Ingrian) comes from Ingrian Äijäpäivä, from Ingrian päivä, from Proto-Finnic päivä, from Proto-Uralic päjwä, from Proto-Uralic päje.

Ancestry of “Äijäpyhä”, step by step

Äijäpyhä traces back through two separate lines of ancestry.

via Ingrian Äijäpäivä

StepLanguageWordMeaning
1IngrianÄijäpäiväEaster Sunday
2IngrianpäiväA day; An afternoon
3Proto-Finnicpäiväsun; day
4Proto-Uralicpäjwä? warmth; ? sun; ? fire
5Proto-Uralicpäje

via Ingrian pyhä

StepLanguageWordMeaning
1Ingrianpyhäholy
Every word from Proto-Uralic päjeEvery word from Proto-Uralic päjwäEvery word from Proto-Finnic päivä