Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Polish
bladość
←
Proto-Slavic
*blědostь
(inherited)
←
Proto-Slavic
*blědъ
(mention)
←
Proto-Slavic
*-ostь
(mention)
→
Polish
bladość
(inherited)