Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Proto-Indo-European *h₂é-h₂us-o-

→ Catalan or (derived)
→ Cebuano oro (derived)
→ Spanish oro (derived)
→ French or (derived)
→ Galician ouro (derived)
→ Mirandese ouro (derived)
→ Romanian aur (derived)
→ Old Portuguese ouro (derived)