Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Romansch
ov
←
Proto-Indo-European
*h₂ōwyóm
(inherited)
←
Latin
ōvum
(inherited)
→
Friulian
ûf
(cognate)