Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Gallurese
cantu
←
Corsican
cantu
(inherited)
←
Proto-Indo-European
*keh₂n-
(root)
←
Latin
cantus
(inherited)
←
Latin
canō
(mention)