Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Irish donn
Proto-Celtic *dusnos (inherited)
Irish béar donn (link)
Irish buídhonn (link)
Irish donnrua (link)
Irish scothdhonn (link)
Irish arán donn (link)
Irish abhac donn (link)
Irish breac donn (link)
Irish francach donn (link)
Irish donn- (link)
Irish leann donn (link)
Irish donnaigh (link)
Irish Donn (link)
Proto-Indo-European *dusnos- (derived)
Proto-Indo-European *donnos- (mention)
Proto-Indo-European *dʰewh₂- (mention)
Proto-Indo-European *dʰus-no- (derived)
Old Irish donn (inherited)
Old Irish donn (inherited)

English Davenport (mention)
English Donahue (mention)
English Dunne (mention)
Irish Donnóg (affix)
Irish donnóg (affix)
Irish donnán (affix)
Irish scothdhonn (prefix)
Irish donnaigh (affix)
Irish Donn (mention)
Irish buídhonn (affix)
Irish donn- (mention)