Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Old Frisian āk

→ Old English eac (cognate)
→ North Frisian uk (derived)
→ West Frisian ek (inherited)
→ Old Norse ok (cognate)
→ Old Norse auk (cognate)
→ Old Norse ᛅᚢᚴ (cognate)
→ Saterland Frisian uk (derived)