Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Luxembourgish
geeschteg
←
German
geistig
(derived)
←
Luxembourgish
Geescht
(suffix)
←
Luxembourgish
eg
(suffix)
→
Luxembourgish
Geescht
(link)