Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Russian
элега́нтный
→
Russian
элегантно
(affix)
→
Russian
элегантность
(affix)
→
Ukrainian
елегантний
(cognate)