Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Estonian
auk
←
Finnish
aukko
(cognate)
←
Proto-Germanic
*augô
(derived)
←
Votic
aukko
(mention)
→
Finnish
aukko
(cognate)
→
Ingrian
aukku
(cognate)
→
Votic
aukko
(cognate)