Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Welsh -s
← English -s (borrowed)

→ Welsh baths (affix)
→ Welsh tomatos (affix)
→ Welsh peis (affix)
→ Welsh gwdihŵs (affix)
→ Welsh gowts (affix)
→ Welsh fflwcs (affix)
→ Welsh mins-peis (affix)
→ Welsh carafáns (affix)
→ Welsh syrjeris (affix)
→ Welsh jôcs (affix)