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

→ Icelandic trjákvoða (affix)
→ Icelandic trjábolur (affix)
→ Icelandic trjágöng (affix)
→ Icelandic trjárækt (affix)