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

→ Corsican diciottu (cognate)
→ Dalmatian dichidapto (cognate)
→ Italian diciottenne (suffix)
→ Italian centodiciotto (affix)
→ Italian trecentodiciotto (affix)
→ Italian diciottomila (affix)
→ Sardinian degheoto (cognate)
→ Venetian disdoto (cognate)