Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Polish
jajco
←
Proto-Balto-Slavic
*ṓja
(inherited)
←
Proto-Indo-European
*h₂ōwyóm
(inherited)
←
Proto-Slavic
*ājьcè
(inherited)
←
Proto-Slavic
*ȃje
(mention)
→
Polish
jajeczny
(suffix)