Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Icelandic vík
Proto-Germanic *wīkō (derived)
Icelandic Reykjavík (link)
Icelandic víkingur (link)
Old Norse vík (derived)

English -wich (cognate)
Icelandic bót (link)
Icelandic Vík (mention)
Icelandic Húsavík (affix)
Icelandic Hólmavík (affix)