Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
English umlaut
German Umlaut (borrowed)
German um- (mention)
German um (mention)
German Laut (mention)
English umbe (link)
English loud (link)
Old High German hlūt (mention)

English umlautless (suffix)
English hungarumlaut (blend)