Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Luxembourgish
Achs
←
German
Achse
(cognate)
←
Proto-Germanic
*ahsō
(inherited)
←
Old High German
ahsa
(inherited)
←
Luxembourgish
(mention)