Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Ukrainian
електромагніт
←
Russian
электромагни́т
(cognate)
←
Ukrainian
електро-
(affix)
←
Ukrainian
магні́т
(affix)