Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Galician
cova
←
Spanish
cueva
(cognate)
←
Proto-Indo-European
*ḱówHwos
(inherited)
←
Latin
(inherited)
←
Latin
cavus
(mention)
←
Portuguese
cova
(cognate)
←
Old Portuguese
cova
(inherited)