Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Russian
безнадёжность
←
Russian
безнадёжный
(suffix)
←
Russian
ость
(suffix)
→
Ukrainian
безнадійність
(cognate)