Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Luxembourgish
festsetzen
←
German
festsetzen
(derived)
←
Luxembourgish
fest-
(affix)
←
Luxembourgish
setzen
(affix)