Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Church Slavonic
мразъ
←
Proto-Slavic
*morzъ
(inherited)
→
Lower Sorbian
mroz
(cognate)
→
Russian
мраз
(borrowed)