Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Lithuanian
knyga
←
Belarusian
кні́га
(derived)
←
Russian
кни́га
(derived)
←
Proto-Slavic
*kъňiga
(derived)