Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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German Regentropfen
German Regen (affix)
German Tropfen (affix)
Proto-Germanic *regnadrupô (inherited)
Middle High German regentropfe (inherited)
Old High German regantropfo (inherited)

English raindrop (cognate)
Luxembourgish Reendrëps (cognate)