Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Welsh en

→ Welsh colomen (suffix)
→ Welsh awyren (suffix)
→ Welsh taten (suffix)
→ Welsh niwlen (suffix)
→ Welsh carthen (suffix)
→ Welsh gleuaden (suffix)
→ Welsh picil (link)