Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Faroese
smør
←
Proto-Germanic
*smerwą
(derived)
←
Old Norse
smjǫr
(derived)
←
Old Norse
smør
(mention)
→
Faroese
smørsýra
(compound)
→
Faroese
smørskel
(compound)