Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Galician
catar
←
Latin
captō
(inherited)
←
Old Portuguese
catar
(inherited)
→
Galician
cata
(back-formation)
→
Galician
catasol
(compound)
→
Galician
catadura
(suffix)