Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Old Irish benn
← Proto-Celtic *bandā (inherited)

→ Irish binn (inherited)
→ Irish beann (inherited)
→ Irish beannach (mention)
→ Scottish Gaelic beinn (inherited)
→ Scottish Gaelic beann (inherited)
→ Manx beinn (inherited)
→ Old Irish bennán (suffix)