Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Ingrian
pettää
←
Estonian
petma
(cognate)
←
Finnish
pettää
(cognate)
←
Proto-Finnic
*pettädäk
(inherited)
→
Ingrian
petos
(suffix)