Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Polish
przodek
←
Polish
przód
(affix)
←
Polish
-ek
(affix)
→
Lower Sorbian
prědk
(cognate)
→
Polish
przodkini
(suffix)