Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Estonian
astuma
←
Proto-Finnic
*astudak
(inherited)
→
Estonian
aste
(suffix)
→
Estonian
aste
(suffix)
→
Finnish
astua
(cognate)
→
Livvi
astuo
(cognate)