Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Norwegian
Hallvard
←
Old Norse
Hallvarðr
(derived)
←
Old Norse
hallr
(mention)
←
Old Norse
vǫrðr
(mention)
→
Norwegian
Halvor
(link)