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

→ English artesian (cognate)
→ French Artois (mention)
→ Irish baintreach (mention)
→ Latin Atrebates (mention)
→ Old Irish adtreba (affix)
→ Old Irish trebaid (affix)
→ Old Irish díthrub (affix)