Where does “завчера” come from?

завчера (Bulgarian) comes from Bulgarian вчера, from Proto-Slavic vьčera, from Proto-Slavic večerъ, from Proto-Balto-Slavic wékeras, from Proto-Indo-European wekʷsperos.

завчера (Bulgarian): the day before yesterday

Definitions

  1. the day before yesterday

Ancestry of “завчера”, step by step

завчера traces back through two separate lines of ancestry.

via Bulgarian вчера

StepLanguageWordMeaning
1Bulgarianвчераyesterday
2Proto-Slavicvьčerayesterday
3Proto-Slavicvečerъevening
4Proto-Balto-Slavicwékerasevening
5Proto-Indo-Europeanwekʷsperos

via Bulgarian за

StepLanguageWordMeaning
1Bulgarianза"used to indicate the place someone or something...
2Proto-Slaviczabehind, after (stationary)
Every word from Proto-Indo-European wekʷsperosEvery word from Proto-Balto-Slavic wékerasEvery word from Proto-Slavic večerъ