Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Norse
norðan
←
Proto-Germanic
*nurþanē
(inherited)
←
Old Norse
norðr
(suffix)
←
Old Norse
-an
(suffix)
→
Danish
norden
(inherited)