Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Luxembourgish
geléngen
←
German
gelingen
(cognate)
←
Proto-Germanic
*lingwaną
(inherited)
←
Middle High German
gelingen
(inherited)
←
Old High German
gilingan
(inherited)
→
Luxembourgish
gelungen
(mention)