Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Spanish
uebos
←
Italian
uopo
(cognate)
←
Latin
opus
(inherited)
→
Italian
uopo
(cognate)
→
Romanian
op
(cognate)