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

→ English hull (derived)
→ English Calais (derived)
→ Welsh caled (derived)
→ Greek καλός (mention)
→ Ancient Greek καλός (mention)
→ Latin Caledonia (derived)
→ Sanskrit कल्य (derived)
→ Albanian kolmë (derived)