Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Russian
прони́кнуть
→
Latvian
nikns
(cognate)
→
Russian
проникать
(affix)
→
Russian
проникнуться
(affix)