Where does “չորիրոդ” come from?

չորիրոդ (Old Armenian) comes from Old Armenian չորք, from Proto-Indo-European kʷetwóres, from Proto-Indo-European kʷe- — and.

Ancestry of “չորիրոդ”, step by step

StepLanguageWordMeaning
1Old Armenianչորքfour
2Proto-Indo-Europeankʷetwóresfour
3Proto-Indo-Europeankʷe-and
Every word from Proto-Indo-European kʷe- →Every word from Proto-Indo-European kʷetwóres →Every word from Old Armenian չորք →