Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Ukrainian
дужий
←
Belarusian
ду́жы
(cognate)
←
Polish
duży
(cognate)
←
Russian
дю́жий
(cognate)
←
Proto-Slavic
*dužь
(inherited)