Where does “ööpäev” come from?

ööpäev (Estonian) comes from Estonian päev, from Proto-Finnic päivä, from Proto-Uralic päjwä, from Proto-Uralic päje.

ööpäev (Estonian): day (24 hour period)

Definitions

  1. day (24 hour period)

Ancestry of “ööpäev”, step by step

ööpäev traces back through two separate lines of ancestry.

via Estonian päev

StepLanguageWordMeaning
1Estonianpäevday
2Proto-Finnicpäiväsun; day
3Proto-Uralicpäjwä? warmth; ? sun; ? fire
4Proto-Uralicpäje—

via Estonian öö

StepLanguageWordMeaning
1Estonianöönight; The name of the Latin-script letter Ö
2Proto-Finnicöönight
3Proto-Finno-Ugricüje—
Every word from Proto-Uralic päje →Every word from Proto-Uralic päjwä →Every word from Proto-Finnic päivä →
ööpäev — Etymology, Origin & Word History | Etymology Explorer