Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Albanian
rob
←
Bulgarian
роб
(cognate)
←
Macedonian
роб
(cognate)
←
Serbo-Croatian
rob
(cognate)
←
Proto-Slavic
*orbъ
(derived)