Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Welsh -en
← Breton -enn (cognate)
← Proto-Brythonic *-enn (inherited)
← Welsh llysywen (link)
← Welsh matsien (link)
← Welsh taten (link)
← Welsh -sen (link)
← Cornish -en (cognate)
← Old Welsh -en (inherited)
← Middle Welsh -en (inherited)

→ Breton -enn (cognate)
→ Welsh cenhinen (affix)
→ Welsh cenhinen Bedr (affix)
→ Welsh seren (affix)
→ Welsh dolen (affix)
→ Welsh eirinen (affix)
→ Welsh afanen (affix)
→ Welsh briallen (affix)
→ Welsh aeronen (affix)
→ Welsh cacen (mention)
→ Welsh cenhinen sifi (affix)
→ Welsh coeden (affix)
→ Welsh gwenynen (affix)
→ Welsh archseren (affix)
→ Welsh collen (affix)
→ Welsh cneuen (affix)
→ Welsh cochen (affix)
→ Welsh llythyren (affix)
→ Welsh cnewyllyn (affix)
→ Welsh cacynen (affix)
→ Welsh celynnen (affix)
→ Welsh deilen (affix)
→ Welsh lleuen (affix)
→ Welsh cleren (affix)
→ Welsh castanwydden (affix)
→ Welsh cwningen (affix)
→ Welsh gellygen (affix)
→ Welsh grawnwinen (affix)
→ Welsh cneuen gyll (affix)
→ Welsh coden (affix)
→ Welsh bresychen (affix)
→ Welsh conwydden (affix)
→ Welsh bedwen (affix)
→ Welsh bricsen (affix)
→ Welsh cangen (suffix)
→ Welsh lloeren (affix)
→ Welsh coeden afalau (affix)
→ Welsh nydden (affix)
→ Welsh nudden (affix)
→ Welsh toesen (affix)