Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Welsh
eg
→
Welsh
Ffrangeg
(suffix)
→
Welsh
Sbaeneg
(suffix)
→
Welsh
Almaeneg
(suffix)
→
Welsh
Cernyweg
(suffix)
→
Welsh
Brythoneg
(suffix)
→
Welsh
Portiwgaleg
(suffix)
→
Welsh
Iwerddoneg
(suffix)