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

→ French rôtir (derived)
→ French rostir (derived(fr/ca))
→ Old French rostir (derived)
→ Galician rustrir (derived)
→ Italian arrostire (derived)
→ Occitan rostir (derived)
→ Polish ruszt (derived)