Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Catalan
cos
←
Catalan
corpus
(doublet)
←
Proto-Indo-European
*ḱrep-
(derived)
←
Latin
corpus
(inherited)
←
Old Occitan
cors
(inherited)
→
Catalan
corpus
(doublet)
→
Catalan
anticòs
(prefix)
→
Lombard
corp
(cognate)
→
Lombard
còrp
(cognate)
→
Piedmontese
còrp
(cognate)