Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-Slavic
*ponedělьnikъ
→
Macedonian
понеделник
(inherited)
→
Russian
понедельник
(inherited)
→
Yakut
бэнидиэнньик
(derived)