Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Luxembourgish
Liewen
←
German
Leben
(cognate)
←
Old High German
leben
(inherited)
→
Luxembourgish
lieweg
(suffix)
→
Luxembourgish
Liewensphas
(compound)