Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old East Slavic
часъ
←
Proto-Slavic
*časъ
(inherited)
→
Belarusian
час
(inherited)
→
Russian
час
(inherited)
→
Ukrainian
час
(inherited)