Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Faroese
vón
←
Old Norse
ván
(derived)
←
Old Norse
vón
(mention)
←
Old Norse
ón
(mention)
→
Faroese
vónbrot
(compound)
→
Elfdalian
uon
(cognate)