Where does “poukkupäivä” come from?

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

Ancestry of “poukkupäivä”, step by step

poukkupäivä traces back through two separate lines of ancestry.

via Ingrian päivä

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

via Ingrian poukku

StepLanguageWordMeaning
1Ingrianpoukkulaundry
Every word from Proto-Uralic päjeEvery word from Proto-Uralic päjwäEvery word from Proto-Finnic päivä
poukkupäivä — Etymology, Origin & Word History | Etymology Explorer