Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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German trüben
German betrüben (link)
German Trübung (link)
Proto-Germanic *drōbijaną (inherited)
Middle High German trüeben (inherited)
Old High German truoben (inherited)

English dreve (cognate)
Old English drefan (cognate)
Danish bedrøve (cognate)
German betrüben (prefix)
German eintrüben (prefix)
Luxembourgish dréiwen (cognate)
Old Saxon drovian (cognate)