Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Czech
štětina
←
Polish
szczecina
(cognate)
←
Russian
щетина
(cognate)
→
Macedonian
четина
(cognate)
→
Romanian
cetină
(cognate)