Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Polish
błędny
←
Polish
błąd
(affix)
←
Polish
-ny
(affix)
←
Proto-Slavic
*blǫdьnъ
(inherited)
→
Polish
błędniak
(affix)