Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Spanish
mújol
←
Catalan
mújol
(borrowed)
←
Spanish
múgil
(doublet)
←
Latin
mugil
(derived)
→
Spanish
múgil
(doublet)