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