Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Czech
sourozenec
←
Czech
sou
(confix)
←
Czech
rozený
(confix)
←
Czech
ec
(confix)
→
Slovene
sorojenec
(cognate)