Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Norwegian Nynorsk idé
French idée (borrowed)
Ancient Greek ἰδέα (derived)
Proto-Indo-European *weid- (derived)
Latin idea (derived)

Norwegian Nynorsk idédugnad (affix)
Norwegian Nynorsk idéfase (affix)
Norwegian Nynorsk idémyldring (affix)
Norwegian Nynorsk ideløyse (affix)
Norwegian Nynorsk idéløyse (affix)