Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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German flach
Proto-Germanic *flakaz (inherited)
Middle High German vlach (inherited)
Old High German flah (inherited)

English fluke (cognate)
German abflachen (confix)
German Fläche (suffix)
German Flachbildschirm (compound)
German Flachkopfkatze (compound)
German flachbrüstig (affix)
German flachlegen (affix)
German verflachen (confix)
German Flachpfeife (compound)
German Flachbildfernseher (compound)
German Vielflach (compound)
Finnish laaja (cognate)
Icelandic flak (derived)
Swedish flak (derived)