Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Luxembourgish
Gewënn
←
German
Gewinn
(cognate)
←
German
Gewinde
(cognate)
←
Old High German
giwin
(inherited)
←
Luxembourgish
Haaptgewënn
(link)