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

→ English regret (derived)
→ English greet (inherited)
→ Old English greotan (inherited)
→ French regret (mention)
→ French regretter (derived)
→ Middle French regretter (derived)
→ Norman r'gret (mention)
→ Old Saxon griotan (inherited)