Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Hungarian
vidra
←
Proto-Slavic
*vydra
(derived)
→
Hungarian
vidrák
(affix)
→
Hungarian
vidrát
(affix)
→
Romanian
Vidrasău
(affix)