Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Portuguese
feder
←
Proto-Indo-European
*dʰewh₂-
(derived)
←
Latin
fētēre
(inherited)
←
Latin
fēteō
(mention)
←
Old Portuguese
feder
(inherited)
→
Galician
feder
(cognate)
→
Portuguese
fedelho
(suffix)