Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Welsh -edig
Proto-Brythonic *-ẹdig (inherited)
Proto-Celtic *-atīkos (inherited)
Proto-Indo-European *-eh₂tos (inherited)
Proto-Indo-European *-kos (mention)
Cornish -esik (cognate)
Latin -āticus (cognate)

Welsh dyddiedig (affix)
Welsh bendigedig (affix)
Welsh honedig (affix)
Welsh parchedig (affix)
Welsh goleuedig (affix)
Welsh rhwystredig (affix)
Welsh plethedig (affix)
Welsh caredig (suffix)
Welsh siomedig (suffix)
Welsh adfeiliedig (affix)
Welsh cysylltiedig (mention)
Welsh blinedig (affix)
Welsh galwedig (affix)
Welsh rhwymedig (affix)