Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Welsh -ig
← Breton -ig (cognate)
← Proto-Celtic *-ikos (inherited)
← Proto-Germanic *-gaz (cognate)
← Ancient Greek -ικός (cognate)
← Cornish -ik (cognate)
← Latin -icus (cognate)

→ Welsh planhigyn (suffix)
→ Welsh ychydig (suffix)
→ Welsh canolig (affix)
→ Welsh canolig (affix)
→ Welsh organig (mention)
→ Welsh calennig (affix)
→ Welsh gwledig (affix)
→ Welsh deheuig (affix)
→ Welsh unig (suffix)
→ Welsh unig (mention)
→ Welsh eangfrydig (affix)
→ Welsh epidemig (link)
→ Welsh pandemig (link)
→ Welsh pwysig (suffix)
→ Welsh ynysig (affix)
→ Welsh buddug (affix)
→ Welsh Iddewig (affix)
→ Welsh ethrefig (affix)
→ Welsh awtistig (link)
→ Welsh metrig (affix)
→ Welsh Seisnig (suffix)