Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Portuguese
fácil
←
Latin
facilis
(borrowed)
←
Latin
faciō
(mention)
→
Esperanto
facila
(derived)
→
Portuguese
facilmente
(suffix)