Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Galician
cerro
←
Latin
cirrus
(inherited)
←
Old Portuguese
cerro
(inherited)
→
Galician
cerreta
(suffix)
→
Galician
cerralla
(suffix)