Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Sardinian
grogu
←
Catalan
groc
(borrowed)
←
Ancient Greek
κρόκος
(derived)
←
Latin
crocus
(derived)
→
Catalan
groc
(cognate)