Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Polish
rataj
←
Proto-Slavic
*ortajь
(inherited)
→
Polish
Ratajczak
(suffix)
→
Polish
Ratajczyk
(suffix)
→
Polish
Rataj
(mention)