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

→ Irish flaith (inherited)
→ Irish flaitheamh (mention)
→ Irish éanlaith (mention)
→ Scottish Gaelic flath (inherited)
→ Scottish Gaelic flaitheas (mention)
→ Manx flah (inherited)
→ Old Irish flaithius (affix)
→ Old Irish flaithem (suffix)