Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Czech
hnůj
←
Polish
gnój
(cognate)
←
Slovak
hnoj
(cognate)
←
Proto-Slavic
*gnojь
(inherited)
←
Old Czech
hnój
(inherited)
→
Czech
hnojivo
(affix)
→
Polish
gnój
(cognate)