Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Luxembourgish
Luuss
←
German
Luchs
(cognate)
←
Proto-Germanic
*luhsaz
(inherited)
←
Old High German
luhs
(inherited)
←
Dutch
los
(cognate)
→
Luxembourgish
luusseg
(suffix)