Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Faroese
bjørg
←
Proto-Germanic
*bergaz
(derived)
←
Proto-Indo-European
*bʰerǵʰ-
(root)
←
Proto-Indo-European
*bʰerǵʰ-
(derived)
←
Old Norse
bjarg
(derived)
→
Faroese
borg
(mention)