Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Icelandic veikur
Proto-Germanic *waikwaz (derived)
Old Norse veikr (derived)

English weak (cognate)
Icelandic geðveikur (compound)
Icelandic veikla (mention)
Icelandic veikleiki (suffix)
Luxembourgish weech (cognate)