Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Romanian cneaz
Old Church Slavonic кънѧзь (borrowed)
Proto-Germanic *kuningaz (derived)
Romanian chinez (doublet)
Russian князь (cognate)
Proto-Slavic *kъnędzь (derived)
Ukrainian князь (cognate)

Romanian chinez (doublet)