Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old High German
magazogo
←
Proto-West Germanic
*magu
(derived)
←
Old High German
*mago
(compound)
←
Old High German
*zogo
(compound)