Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Faroese
ogn
←
Old Norse
eign
(derived)
→
Faroese
eiga
(link)
→
Faroese
ognarfornavn
(compound)
→
Icelandic
eign
(cognate)