Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Middle High German
bet
→
German
Beet
(inherited)
→
German
Bett
(inherited)
→
Alemannic German
Bett
(inherited)
→
Polish
bet
(derived)