Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old High German
backo
→
German
Backe
(inherited)
→
Luxembourgish
Bak
(derived)
→
Yiddish
באַק
(derived)