Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Latin decennium
Latin decennis (suffix)
Latin ium (suffix)

English decenniad (mention)
Asturian deceniu (derived)
Catalan decenni (derived)
Danish decennium (derived)
Spanish decenio (borrowed)
French décennie (mention)
Italian decennio (borrowed)
Norwegian Bokmål desennium (derived)
Dutch decennium (borrowed)
Norwegian Nynorsk desennium (derived)
Portuguese decénio (mention)
Romanian deceniu (derived)