Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Interlingua
cunno
←
Spanish
coño
(derived)
←
French
con
(derived)
←
Italian
conno
(derived)
←
Portuguese
cona
(derived)