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

→ Irish cruth (derived)
→ Scottish Gaelic cruth (derived)
→ Manx croo (derived)
→ Old Irish cruth (derived)
→ Old Irish prydydd (derived(sga/cy))