Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Ido poligono
German Polygon (derived)
English polygon (derived)
English polygonum (mention)
Esperanto poligono (derived)
Spanish polígono (derived)
French polygone (derived)
Italian poligono (derived)
Russian полиго́н (derived)