Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Welsh
asyn
←
Breton
azen
(cognate)
←
Proto-Brythonic
*asɨn
(inherited)
←
Latin
asinus
(derived)
→
Breton
azen
(cognate)
→
Welsh
asen
(link)
→
Welsh
asynnod
(affix)