Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Welsh
benthyg
←
Breton
benveg
(cognate)
←
Proto-Brythonic
*benfɨg
(inherited)
←
Latin
beneficium
(derived)
←
Old Welsh
binfic
(inherited)
←
Middle Welsh
benffyg
(inherited)
→
Welsh
benthyciad
(affix)