Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Finnish
vastavuoroinen
←
Finnish
vastavuoroon
(affix)
←
Finnish
-inen
(affix)
→
Finnish
vastavuoroisesti
(suffix)
→
Finnish
vastavuoroisuus
(suffix)