Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
German
Traktat
←
Latin
tractatus
(borrowed)
→
Romanian
tratat
(cognate)
→
Russian
трактат
(borrowed)
→
Serbo-Croatian
traktat
(derived)
→
Serbo-Croatian
трактат
(derived)