Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Irish nigh
Proto-Indo-European *neygʷ- (derived)
Middle Irish nigid (inherited)

Irish níonn (mention)
Irish ním (mention)
Irish nímid (mention)
Irish níos (mention)
Irish níos (link)
Irish donite (affix)
Irish nigheann (mention)
Irish in-nite (prefix)