Where does “yöpäivystys” come from?

yöpäivystys (Finnish) comes from Finnish päivystys, from Finnish päivystää, from Finnish päivä, from Proto-Finnic päivä, from Proto-Uralic päjwä, from Proto-Uralic päje.

yöpäivystys (Finnish): night on-call duty

Definitions

  1. night on-call duty

Ancestry of “yöpäivystys”, step by step

yöpäivystys traces back through two separate lines of ancestry.

via Finnish päivystys

StepLanguageWordMeaning
1Finnishpäivystysemergency duty, on call duty, duty, service
2FinnishpäivystääTo be on call
3Finnishpäiväday; the sun
4Proto-Finnicpäiväsun; day
5Proto-Uralicpäjwä? warmth; ? sun; ? fire
6Proto-Uralicpäje

via Finnish

StepLanguageWordMeaning
1Finnishperiod of day Previous: iltayö Next: aamuyö;...
2Proto-Finnicöönight
3Proto-Finno-Ugricüje
Every word from Proto-Uralic päjeEvery word from Proto-Uralic päjwäEvery word from Proto-Finnic päivä