Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Faroese
blettur
←
Icelandic
blettur
(mention)
←
Old Norse
*blettr
(derived)
→
Faroese
brotssparksblettur
(compound)
→
Faroese
blettutur
(suffix)