Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Romanian
săvârși
←
Romanian
sfârși
(doublet)
←
Russian
совершить
(cognate)
←
Serbo-Croatian
svršiti
(cognate)
←
Serbo-Croatian
свршити
(mention)
←
Proto-Slavic
*sъvьršiti
(derived)
→
Romanian
sfârși
(doublet)
→
Romanian
comite
(link)
→
Romanian
desăvârși
(affix)
→
Romanian
săvârșire
(suffix)