Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Polish wałach
German Wallach (borrowed)
Proto-Germanic *walhaz (derived)
Middle Low German wallache (derived)
Polish Włoch (doublet)
Polish wałaszyć (link)
Polish wałaszy (link)
Russian воло́х (derived)
Proto-Slavic *vòlxъ (derived)

German Wallach (cognate)
Polish wałaszyć (suffix)