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

→ English tough (inherited)
→ Old English toh (inherited)
→ Danish fortov (derived)
→ Old High German zah (inherited)
→ Luxembourgish zéi (inherited)
→ Dutch taai (derived)
→ Old Norse tá (derived)