Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-Kartvelian
*otxo-
→
Georgian
ოთხი
(inherited)
→
Old Georgian
ოთხი
(derived)
→
Svan
უოშთხუ
(inherited)
→
Mingrelian
ოთხი
(derived)