Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Russian
обы́чай
→
Romanian
obicei
(cognate)
→
Russian
необычайный
(affix)
→
Russian
-выкнуть
(cognate)