Where does “rajavartioasema” come from?

rajavartioasema (Finnish) comes from Finnish rajavartio, from Finnish raja, from Old East Slavic краи, from Proto-Slavic krajь, from Proto-Slavic krojiti, from Proto-Balto-Slavic krájīˀtei, from Proto-Indo-European kroyh₁-eye-ti, from Proto-Indo-European kroyh₁- — to sift, to separate.

rajavartioasema (Finnish): border guard post, border guard station

Definitions

  1. border guard post, border guard station

Ancestry of “rajavartioasema”, step by step

rajavartioasema traces back through two separate lines of ancestry.

via Finnish rajavartio

StepLanguageWordMeaning
1Finnishrajavartioborder guard institution
2Finnishrajaborder, boundary, limit, line line or frontier area separating political or geographical regions
3Old East Slavicкраиedge; land, country
4Proto-Slavickrajьedge, end
5Proto-Slavickrojitito cut
6Proto-Balto-Slavickrájīˀtei
7Proto-Indo-Europeankroyh₁-eye-ti
8Proto-Indo-Europeankroyh₁-
9Proto-Indo-Europeankroh₁y-
10Proto-Indo-Europeankreh₁y-to sift, to separate

via Finnish asema

StepLanguageWordMeaning
1Finnishasemastate, position, situation; status; station
Every word from Proto-Indo-European kreh₁y-Every word from Proto-Indo-European kroh₁y-Every word from Proto-Indo-European kroyh₁-