Where does “??????” come from?

?????? (Avestan) comes from Proto-Indo-Iranian čatwā́ras, from Proto-Indo-European kʷetwóres, from Proto-Indo-European kʷe- — and.

?????? (Avestan): four

Definitions

  1. four

Ancestry of “??????”, step by step

StepLanguageWordMeaning
1Proto-Indo-Iraniančatwā́rasfour
2Proto-Indo-Europeankʷetwóresfour
3Proto-Indo-Europeankʷe-and
Every word from Proto-Indo-European kʷe- →Every word from Proto-Indo-European kʷetwóres →Every word from Proto-Indo-Iranian čatwā́ras →