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

→ Ossetian дуар (inherited)
→ Sanskrit द्वार् (inherited)
→ Sanskrit दुरोण (inherited)
→ Sanskrit दुर्योण (inherited)
→ Sanskrit दुर (inherited)
→ Sanskrit दुर् (inherited)
→ Sarikoli dvɛr (inherited)