Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Portuguese
cio
←
Ancient Greek
ζῆλος
(derived)
←
Latin
zēlus
(derived)
←
Portuguese
zelo
(mention)
←
Old Portuguese
cio
(inherited)
←
Old Portuguese
ceo
(mention)
→
Portuguese
zelo
(doublet)