Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Central Franconian
Möhn
←
Proto-Germanic
*mōmǭ
(inherited)
←
Middle Low German
möne
(cognate)
←
Old High German
muoma
(inherited)