Where does “vest-europeană” come from?

vest-europeană (Romanian) comes from Romanian vest-european, from Romanian vest, from German West, from Middle High German west, from Old High German west, from Proto-Germanic westrą, from Proto-Germanic westraz, from Proto-Indo-European wek(ʷ)speros.

Ancestry of “vest-europeană”, step by step

StepLanguageWordMeaning
1Romanianvest-europeanWestern European
2Romanianvestwest
3GermanWestthe west; a wind coming from the west
4Middle High Germanwestwest
5Old High Germanwestwestward
6Proto-Germanicwestrąwest; west, westward
7Proto-Germanicwestrazwest, western
8Proto-Indo-Europeanwek(ʷ)sperosevening
9Proto-Indo-Europeanwe-
Every word from Proto-Indo-European we-Every word from Proto-Indo-European wek(ʷ)sperosEvery word from Proto-Germanic westraz