Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Luxembourgish
hessesch
←
German
hessisch
(derived)
←
Luxembourgish
Hessen
(suffix)
←
Luxembourgish
-esch
(suffix)