Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Russian
яд
←
Old East Slavic
ядъ
(inherited)
←
Old East Slavic
ѣдъ
(link)
←
Proto-Slavic
*ědъ
(inherited)
→
Russian
ядовитый
(affix)
→
Russian
противоядие
(affix)