Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Bulgarian княз
Bulgarian кнез (doublet)
Old Church Slavonic кънѧѕь (inherited)
Proto-Germanic *kuningaz (derived)
Russian князь (borrowed)
Proto-Slavic *kъnędzь (inherited)

Bulgarian княгиня (affix)