Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old High German
arzat
←
Proto-West Germanic
*arcijātārī
(inherited)
←
Latin
archīāter
(derived)
→
German
Arzt
(inherited)