Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Portuguese
cear
←
Latin
cēnāre
(inherited)
←
Latin
cēnō
(mention)
←
Old Portuguese
cẽar
(inherited)
→
Galician
cear
(cognate)