Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Galician
adobar
←
Old French
adober
(borrowed)
←
Proto-Germanic
*dub
(derived)
→
Galician
adobo
(back-formation)