Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Bulgarian
червен
←
Proto-Slavic
*čьrvenъ
(inherited)
←
Proto-Slavic
*čьrviti
(mention)
←
Proto-Slavic
*čьrvь
(mention)
→
Romanian
Cervenia
(borrowed)
→
Russian
червень
(cognate)
→
Ukrainian
червень
(cognate)