Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Faroese
rógv
←
English
roo#Etymology 1
(cognate)
←
English
roof
(cognate)
←
Faroese
ró
(mention)
←
Proto-Germanic
*rōwō
(inherited)
←
Proto-Germanic
*wranhō
(derived)
←
Proto-Germanic
*wrunhō
(mention)
←
Proto-Germanic
*hrōfą
(inherited)
←
Old Norse
ró
(inherited)
←
Old Norse
ró
(derived)
←
Old Norse
hróf
(inherited)
→
Old Norse
ró
(link)