Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Luxembourgish
Akerbau
←
German
Ackerbau
(derived)
←
Luxembourgish
Aker
(compound)
←
Luxembourgish
Bau
(compound)