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

→ Spanish firme (inherited)
→ French ferme (inherited)
→ Indonesian firma (derived)
→ Italian fermo (inherited)
→ Latin firmus (inherited)
→ Latin infirmus (inherited)
→ Latin infirmitas (inherited)
→ Portuguese firme (inherited)