Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Portuguese
a eito
←
Galician
a eito
(cognate)
←
Latin
ad
(derived)
←
Latin
ictus
(derived)
←
Portuguese
a
(mention)
←
Portuguese
eito
(mention)
←
Old Portuguese
a eito
(inherited)
→
Galician
a eito
(cognate)