Where does “चत्वारः” come from?

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

Ancestry of “चत्वारः”, step by step

StepLanguageWordMeaning
1Proto-Indo-Iraniančatwā́rasfour
2Proto-Indo-Europeankʷetwóresfour
3Proto-Indo-Europeankʷe-and

Words derived from “चत्वारः”

Every word from Proto-Indo-European kʷe- →Every word from Proto-Indo-European kʷetwóres →Every word from Proto-Indo-Iranian čatwā́ras →