Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Catalan
tros
←
Spanish
trozo
(cognate)
←
Ancient Greek
θύρσος
(derived)
←
Latin
thyrsus
(derived)
←
Latin
trādux
(derived)
→
Catalan
destrossar
(confix)
→
Spanish
trozo
(derived)
→
Occitan
tròç
(cognate)