Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Luxembourgish
Boun
←
Proto-Germanic
*baunō
(inherited)
←
Old High German
bōna
(inherited)
→
Luxembourgish
Bouneschlupp
(compound)