Where does “τέσσερις” come from?
τέσσερις (Greek) comes from Ancient Greek τέσσᾰρες, from Proto-Hellenic kʷétwores, from Proto-Indo-European kʷetwóres, from Proto-Indo-European kʷe- — and.
τέσσερις (Greek): four, 4
Ancestry of “τέσσερις”, step by step