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

→ Romanian bianual (affix)
→ Romanian bilunar (affix)
→ Romanian bimileniu (prefix)
→ Romanian bisilabic (affix)
→ Romanian biciclic (affix)
→ Romanian bisăptămânal (affix)