Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Karelian
ku
←
Estonian
kus
(cognate)
←
Finnish
kun
(cognate)
←
Proto-Finnic
*ku
(inherited)
←
Proto-Uralic
*ku
(inherited)