Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Finnish
avustaa
←
Finnish
apu
(suffix)
←
Finnish
staa
(suffix)
→
Finnish
avustaminen
(suffix)
→
Finnish
avustaja
(suffix)
→
Finnish
avustus
(suffix)
→
Finnish
avuste
(suffix)
→
Finnish
-avusteinen
(affix)
→
Finnish
avustin
(affix)