Where does “czteroletni” come from?

czteroletni (Polish) comes from Polish cztery, from Proto-Slavic *četỳre, from Proto-Balto-Slavic ketures, from Proto-Indo-European kʷetwóres, from Proto-Indo-European kʷe- — and.

czteroletni (Polish): four-year-old

Definitions

  1. four-year-old

Ancestry of “czteroletni”, step by step

czteroletni traces back through two separate lines of ancestry.

via Polish cztery

StepLanguageWordMeaning
1Polishczteryfour
2Proto-Slavic*četỳrefour
3Proto-Balto-Slavicketuresfour
4Proto-Indo-Europeankʷetwóresfour
5Proto-Indo-Europeankʷe-and

via Polish letni

StepLanguageWordMeaning
1Polishletnisummer, summery, estival
2Polishlatosummer
3Proto-Slaviclětosummer; year
4Proto-Indo-Europeanleh₁tóm—
Every word from Proto-Indo-European kʷe- →Every word from Proto-Indo-European kʷetwóres →Every word from Proto-Balto-Slavic ketures →