Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Russian
борец
←
Russian
бороться
(affix)
←
Russian
-е́ц
(affix)
←
Proto-Slavic
*borьcь
(inherited)
←
Proto-Slavic
*borti
(affix)
←
Proto-Slavic
*-ьcь
(affix)