Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Old Irish gairid
Proto-Celtic *garyeti (inherited)
Proto-Indo-European *ǵeh₂r- (root)
Proto-Indo-European *ǵeh₂r- (derived)
Latin garriō (cognate)

Irish freagair (mention)
Irish gair (inherited)
Irish fógair (mention)
Scottish Gaelic freagair (mention)
Manx freggyr (mention)
Old Irish adgair (affix)
Old Irish congair (affix)
Old Irish frisgair (affix)
Old Irish fogur (mention)
Old Irish doairngir (affix)
Old Irish dogair (affix)
Old Irish duacair (affix)