Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Luxembourgish
Flack
←
Proto-Germanic
*flaką
(derived)
←
Old High German
flocko
(derived)
←
Proto-Indo-European
*pleh₂-
(derived)
→
Luxembourgish
Schnéiflack
(compound)