Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Polish
soczewica
←
Proto-Indo-European
*sokʷos
(derived)
←
Proto-Slavic
*sočivo
(inherited)
←
Proto-Slavic
*sòkъ
(mention)
→
Polish
soczewka
(suffix)