Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Welsh -o
← Proto-Brythonic *-ọβ̃ (inherited)
← Welsh cynnig (mention)
← Welsh -io (link)
← Middle Welsh -aw (inherited)

→ Welsh euro (affix)
→ Welsh ffwrcho (affix)
→ Welsh curo (suffix)
→ Welsh llithro (affix)
→ Welsh carco (affix)
→ Welsh huno (affix)
→ Welsh bwydo (suffix)
→ Welsh llwydo (affix)
→ Welsh gwisgo (affix)
→ Welsh llwyddo (affix)
→ Welsh cwyno (affix)
→ Welsh rhuthro (affix)
→ Welsh cyfrwyo (affix)
→ Welsh pwyso (affix)
→ Welsh crwydro (affix)
→ Welsh cyflwyno (affix)
→ Welsh cwympo (affix)
→ Welsh neilltuo (affix)
→ Welsh egluro (affix)
→ Welsh rhwyfo (affix)
→ Welsh hidlo (affix)
→ Welsh blino (affix)
→ Welsh dyweddïo (affix)
→ Welsh ysgubo (affix)
→ Welsh cyhuddo (affix)
→ Welsh trwytho (affix)
→ Welsh addurno (affix)
→ Welsh ceulo (affix)
→ Welsh rhwydo (affix)
→ Welsh gwlitho (affix)
→ Welsh anghytuno (affix)
→ Welsh cytuno (affix)
→ Welsh arswydo (affix)
→ Welsh goleuo (affix)
→ Welsh ffraeo (affix)
→ Welsh brwydro (affix)
→ Welsh cwtsio (affix)
→ Welsh twymo (affix)
→ Welsh llusgo (affix)
→ Welsh switsio (affix)