Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Central Franconian
Dau
←
Central Franconian
Dou
(link)
←
Central Franconian
däue
(mention)
←
Central Franconian
Däu
(link)
←
Central Franconian
Dei
(link)
←
Old High German
(inherited)
←
Old High German
tou
(mention)
←
Dutch
douw
(cognate)