Where does “czterokrotny” come from?

czterokrotny (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.

czterokrotny (Polish): four-time

Definitions

  1. four-time

Ancestry of “czterokrotny”, step by step

czterokrotny 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 krotny

StepLanguageWordMeaning
1Polishkrotny—
Every word from Proto-Indo-European kʷe- →Every word from Proto-Indo-European kʷetwóres →Every word from Proto-Balto-Slavic ketures →