Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Galician
anaco
←
Spanish
añicos
(cognate)
←
Proto-Indo-European
*peh₂n-
(derived)
←
Latin
pannus
(cognate)
←
Portuguese
naco
(cognate)
→
Galician
esnacar
(prefix)
→
Galician
esnaquizar
(affix)
→
Portuguese
naco
(cognate)