Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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German kratzen
Proto-Germanic *krattōną (inherited)
Middle High German kratzen (inherited)
Old High German krazzōn (inherited)
Old High German chrazzōn (mention)
Proto-Indo-European *gred- (derived)
Albanian gërresë (cognate)

English grate (cognate)
English cratch (cognate)
Cimbrian khratzan (cognate)
German Wolkenkratzer (affix)
German Kratzer (mention)
German Krätze (mention)
German ankratzen (prefix)
German zerkratzen (prefix)
German abkratzen (prefix)
German kratzfest (compound)
German Kratzfuß (affix)
French gratter (cognate)
Hungarian karcol (borrowed)
Luxembourgish krazen (cognate)
Lombard grattà (cognate)
Dutch krassen (cognate)
Serbo-Croatian kracati (mention)
Serbo-Croatian крацати (mention)