Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Catalan
apedregar
←
Catalan
a
(confix)
←
Catalan
pedra
(confix)
←
Catalan
ar
(confix)
→
Galician
apedrar
(cognate)