Where does “западно-европейский” come from?

западно-европейский (Russian) comes from Russian за́падный, from Russian за́пад, from Old East Slavic западъ, from Proto-Slavic *zapadъ, from Proto-Slavic pastì, from Proto-Balto-Slavic pṓˀstei, from Proto-Indo-European pēd-, from Proto-Indo-European ped- — to walk, to step; to stumble, to fall.

Ancestry of “западно-европейский”, step by step

западно-европейский traces back through two separate lines of ancestry.

via Russian за́падный

StepLanguageWordMeaning
1Russianза́падныйWestern
2Russianза́падwest
3Old East Slavicзападъsunset
4Proto-Slavic*zapadъsunset
5Proto-Slavicpastìto pasture
6Proto-Balto-Slavicpṓˀstei
7Proto-Indo-Europeanpēd-foot
8Proto-Indo-Europeanped-to walk, to step; to stumble, to fall

via Russian европе́йский

StepLanguageWordMeaning
1Russianевропе́йскийEuropean
Every word from Proto-Indo-European ped-Every word from Proto-Indo-European pēd-Every word from Proto-Balto-Slavic pṓˀstei
западно-европейский — Etymology, Origin & Word History | Etymology Explorer