Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Catalan
formal
←
Latin
fōrmālis
(borrowed)
→
Catalan
informal
(prefix)
→
Catalan
formalment
(suffix)
→
Catalan
formalitzar
(affix)