Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Portuguese
hera
←
Proto-Indo-European
*gʰed-
(derived)
←
Latin
hedera
(inherited)
←
Old Portuguese
edra
(inherited)
→
Galician
hedra
(cognate)