Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Fala
o
←
Latin
illo
(inherited)
←
Latin
aut
(inherited)
←
Old Portuguese
o
(inherited)
←
Old Portuguese
ou
(inherited)
→
Fala
a
(link)