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

→ Irish tráthnóna (affix)
→ Irish tráthchlár (affix)
→ Irish tráthúil (suffix)
→ Irish atráth (affix)
→ Irish antráthach (affix)
→ Irish antráth (affix)