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 ét
Proto-Celtic *yantus (inherited)
Ancient Greek ζῆλος (cognate)
Proto-Indo-European *yeh₂- (root)
Proto-Indo-European *yeh₂- (inherited)
Latin (mention)
Sanskrit यत्न (cognate)
Sanskrit यस्यति (mention)
Old Irish ǽt (alter)
Old Irish étaigidir (link)

English end (cognate)
Irish éad (inherited)
Scottish Gaelic eud (inherited)
Old Irish étaigidir (affix)
Albanian et (cognate)