Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Czech
sojka
←
Proto-Slavic
*sojьka
(inherited)
→
Czech
Sojka
(mention)
→
Czech
sojčí
(affix)
→
Russian
сойка
(cognate)