Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Swedish glad
Proto-Germanic *gladaz (inherited)
Old Swedish glaþer (inherited)
Proto-Indo-European *gʰladʰ- (derived)
Proto-Indo-European *gʰel- (derived)
Old Norse glaðr (inherited)

English glad (cognate)
Old English glæd (cognate)
Swedish glatt (mention)
Swedish pratglad (compound)
Swedish gladlynt (affix)