Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Irish acra-
← Ancient Greek ἄκρος (derived)
← Proto-Indo-European *h₂eḱ- (root)

→ Irish acrachrios (affix)
→ Irish acraiceintreach (affix)
→ Irish acraiteilm (affix)
→ Irish acraimeigileacht (affix)
→ Irish acrasóm (affix)