Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Scottish Gaelic meadhan
Irish meán (cognate)
Latin mediānus (derived)
Old Irish medón (inherited)

Irish meán (cognate)
Scottish Gaelic meadhanach (affix)
Scottish Gaelic eadar-mheadhanair (confix)
Scottish Gaelic eadar-mheadhanach (affix)
Scottish Gaelic meadhanachd (affix)