Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Spanish
lúbrico
←
Spanish
lóbrego
(doublet)
←
Latin
lubrĭcus
(borrowed)
→
Spanish
lóbrego
(doublet)