Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Church Slavonic
вечеръ
←
Proto-Slavic
*večerъ
(inherited)
→
Latvian
vakars
(cognate)
→
Romanian
Vecerd
(derived)