Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Estonian
tasa
←
Finnish
tasan
(cognate)
←
Proto-Finnic
*tasa
(inherited)
←
Veps
tazo
(cognate)
←
Tundra Nenets
(cognate)
→
Estonian
tasu
(affix)