Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Ukrainian
пропорція
←
Belarusian
прапо́рцыя
(cognate)
←
Latin
prōportiō
(borrowed)
←
Polish
proporcja
(cognate)
←
Russian
пропо́рция
(cognate)