Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Norse
Ǫgmundr
←
Old English
mund
(cognate)
←
Proto-Germanic
*agjō
(derived)
←
Old Norse
agi
(mention)
←
Old Norse
mundr
(mention)
←
Old Norse
Agmundr
(mention)
→
Faroese
Øgmundur
(inherited)
→
Norwegian
Agmund
(mention)
→
Norwegian
Amund
(derived)