Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Ukrainian
взаємний
←
Belarusian
узае́мны
(cognate)
←
Polish
wzajemny
(cognate)
←
Russian
взаи́мный
(cognate)
←
Proto-Slavic
*ѵъ
(inherited)
←
Proto-Slavic
*zajьmъ
(mention)
←
Ukrainian
-ний
(affix)