Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Latin
oinos
←
Proto-Indo-European
*óynos
(inherited)
←
Proto-Italic
*oinos
(inherited)
→
Corsican
unu
(mention)