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 recht
Proto-Brythonic *rreiθ (cognate)
Proto-Celtic *rextus (inherited)
Welsh rhaith (cognate)
German Recht (cognate)
Proto-Germanic *rehtą (cognate)
Proto-Germanic *rōkijaną (cognate)
Proto-Indo-European *h₃reǵ- (root)
Proto-Indo-European *[[h₃reǵ-]]tus (inherited)
Latin (mention)
Latin (mention)
Old Irish rechtmar (link)

Old English riht (cognate)
Scottish Gaelic reachd (inherited)
Middle Irish recht (derived)
Old Irish rechtmar (suffix)
Old Irish rechtmar (suffix)
Old Irish rechtaigid (affix)