Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Proto-Iranian *tatr̥wáh

→ Arabic تدرج (derived)
→ Persian تذرو (inherited)
→ Ancient Greek τέτραξ (cognate)
→ Ancient Greek τέτριξ (cognate)
→ Ancient Greek τέταρος (derived)
→ Old Armenian տատրակ (derived)