Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Portuguese
covo
←
Ancient Greek
κόφινος
(derived)
←
Latin
cophinus
(derived)
←
Latin
cavus
(derived)
←
Portuguese
côvão
(link)
→
Galician
covo
(cognate)