Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Ukrainian
селезінка
←
Belarusian
селязёнка
(cognate)
←
Russian
селезёнка
(cognate)
←
Ukrainian
*selezenь
(affix)
←
Ukrainian
-ка
(affix)