Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Polish
murawa
←
Russian
мурава́
(cognate)
→
Polish
Murawiec
(suffix)
→
Polish
murawka
(affix)
→
Russian
мурава
(cognate)