Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Irish óg
← Proto-Celtic *yowankos (inherited)
← Welsh ieuanc (cognate)
← English young (cognate)
← Scottish Gaelic òg (cognate)
← Proto-Indo-European *h₂yuh₁n̥ḱós (inherited)
← Old Irish óc (inherited)

→ English Hagan (mention)
→ Irish reoiteog (suffix)
→ Irish ógánach (mention)
→ Irish ciaróg (suffix)
→ Irish eiteog (suffix)
→ Irish cearnóg (suffix)
→ Irish luchóg (suffix)
→ Irish réaltóg (suffix)
→ Irish scréachóg (suffix)
→ Irish faoileog (suffix)
→ Irish leadhbóg (suffix)
→ Irish straoiseog (suffix)
→ Irish sliseog (suffix)
→ Irish lúbóg (suffix)
→ Irish luathóg (suffix)
→ Irish óige (mention)
→ Irish briotóg (suffix)
→ Irish ógfhear (compound)
→ Irish strailleog (suffix)
→ Irish scaoilteog (suffix)
→ Irish rollóg (suffix)
→ Irish driseog (suffix)
→ Irish craobhóg (suffix)
→ Irish ógbhean (affix)
→ Irish buíóg (suffix)
→ Scottish Gaelic òganta (mention)
→ Middle Irish ógánta (mention)