Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Estonian
vask
←
Proto-Finnic
*vaski
(inherited)
←
Proto-Uralic
*waśke
(derived)
→
Finnish
vaski
(cognate)