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

English bright (cognate)
Icelandic glær (link)
Icelandic bræt (doublet)
Icelandic Bjartur (mention)