Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Icelandic
hroki
←
Proto-Germanic
*hrukan-
(derived)
←
Proto-Germanic
*hraukaz
(mention)
←
Old Norse
hroki
(inherited)
←
Old Norse
hrokr
(mention)