Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Icelandic
vogur
←
Proto-Germanic
*wēgaz
(inherited)
←
Old Norse
vágr
(inherited)
→
Icelandic
bót
(link)
→
Icelandic
Kópavogur
(affix)