Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Finnish
hydrologia
←
Finnish
vesitiede
(link)
←
Finnish
hydrologi
(link)
←
Finnish
hydrologinen
(link)
→
Finnish
kaupunkihydrologia
(affix)