Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Luxembourgish
deemno
←
German
demnach
(cognate)
←
Luxembourgish
deem
(compound)
←
Luxembourgish
no
(compound)