Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Polish
brzęczeć
←
Proto-Slavic
*bręčati
(inherited)
→
Polish
brzęczyk
(suffix)
→
Polish
brzdąkać
(mention)