Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Irish díon
← Old Irish dín (inherited)

→ Irish déan (alter)
→ Irish díonach (affix)
→ Irish imdhíon (affix)
→ Irish díonmhar (affix)
→ Irish díonteach (affix)