Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Bulgarian
бърз
←
Proto-Slavic
*bъrzъ
(inherited)
→
Bulgarian
бързей
(affix)
→
Bulgarian
бързина
(affix)
→
Bulgarian
бързолет
(compound)
→
Bulgarian
бързоходец
(affix)
→
Polish
bardzo
(link)