Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Finnish
pelastaa
←
Finnish
(suffix)
←
Finnish
taa
(suffix)
←
Ingrian
pelastaa
(cognate)
←
Karelian
pelastoa
(cognate)
→
Finnish
pelastaja
(suffix)
→
Finnish
pelastus
(suffix)
→
Finnish
pelastua
(suffix)
→
Finnish
pelastaminen
(suffix)
→
Finnish
pelastautua
(suffix)