Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
English Conrad
German Konrad (borrowed)
Proto-Germanic *kōniz (derived)
Proto-Germanic *rēdaz (mention)
Icelandic Konráð (cognate)
Dutch Koenraad (cognate)

English Conradian (suffix)
Catalan Conrad (cognate)