Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Old Saxon undar
← Proto-Germanic *under (inherited)

→ Old English under (cognate)
→ German unter (cognate)
→ Dutch onder (cognate)
→ Old Saxon undarhuggian (prefix)
→ Old Saxon undarthenkian (prefix)
→ Old Saxon undargangan (prefix)
→ Old Saxon undarbadon (prefix)