Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Russian
па́лец
→
Lower Sorbian
palc
(cognate)
→
Russian
пальчик
(affix)
→
Russian
пальцевой
(affix)