Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Irish -óg
← Proto-Brythonic *-ọg (derived)
← Proto-Celtic *-ākos (derived)
← Irish -ach (doublet)
← Scottish Gaelic -ag (cognate)
← Manx -ag (cognate)
← Old Irish -óc (inherited)

→ Irish fuinneog (affix)
→ Irish -ach (doublet)
→ Irish pióg (affix)
→ Irish péacóg (affix)
→ Irish duilleog (affix)
→ Irish feadóg (affix)
→ Irish milseog (affix)
→ Irish spúnóg (affix)
→ Irish gabhlóg (affix)
→ Irish Donnóg (affix)
→ Irish péitseog (affix)
→ Irish aibreog (affix)
→ Irish gairleog (affix)
→ Irish donnóg (affix)
→ Irish gealóg (affix)
→ Irish géaróg (affix)
→ Irish féasóg (affix)
→ Irish bumbóg (link)
→ Irish piteog (affix)
→ Irish geirseog (affix)
→ Irish bioróg (affix)
→ Irish miotóg (affix)
→ Irish miotóg (affix)
→ Irish bileog (affix)
→ Irish donóg (affix)
→ Irish fearnóg (affix)
→ Irish scamhóg (mention)
→ Irish easóg (affix)
→ Irish pancóg (affix)
→ Irish néaróg (affix)
→ Irish snabóg (affix)
→ Irish eitleog (affix)
→ Irish dúdóg (affix)
→ Irish rannóg (affix)
→ Irish plásóg (affix)
→ Irish sionagóg (affix)
→ Irish seamróg (affix)
→ Irish leathóg (affix)
→ Irish cluasóg (affix)
→ Irish bruthóg (affix)