Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Luxembourgish
ierwen
←
German
erben
(cognate)
←
Middle High German
erben
(inherited)
←
Old High German
erben
(inherited)
←
Dutch
erven
(cognate)
→
Luxembourgish
Ierwen
(mention)