Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Czech
vášeň
←
Proto-Slavic
*vasnь
(inherited)
→
Czech
vášnivý
(affix)
→
Polish
waśń
(cognate)