Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Polish
dziewczę
←
Polish
dziewka
(affix)
←
Polish
-ę
(affix)
→
Lower Sorbian
źowćo
(cognate)
→
Polish
dziewczątko
(suffix)
→
Polish
dziewczęcy
(suffix)