Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Romanian
potcap
←
Old Church Slavonic
подъкапъ
(borrowed)
←
Old Church Slavonic
подъ
(mention)
←
Old Church Slavonic
капъ
(mention)
→
Romanian
cauc
(link)