Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Portuguese
atuar
←
Latin
āctuāre
(mention)
←
Latin
āctuō
(mention)
←
Latin
āctus
(mention)
←
Latin
agō
(mention)
→
Portuguese
atuação
(suffix)