Where does “زہر” come from?
زہر (Urdu) comes from Arabic زَهْر, from Ancient Greek τέσσερα, from Ancient Greek τέσσᾰρᾰ, from Ancient Greek τέσσᾰρες, from Proto-Hellenic kʷétwores, from Proto-Indo-European kʷetwóres, from Proto-Indo-European kʷe- — and.
زہر (Urdu): poison; venom
Ancestry of “زہر”, step by step