Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Russian
олига́рх
→
Armenian
օլիգարխ
(borrowed)
→
Russian
олигархический
(affix)
→
Ukrainian
олігарх
(cognate)