Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Galician
santo
←
Proto-Indo-European
*sān-
(derived)
←
Latin
sānctus
(derived)
←
Latin
sanciō
(mention)
←
Old Portuguese
santo
(inherited)
→
Galician
camposanto
(compound)
→
Galician
santidade
(affix)
→
Galician
día santo
(mention)