Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Luxembourgish
däitschsproocheg
←
German
deutschsprachig
(derived)
←
Luxembourgish
Däitsch
(affix)
←
Luxembourgish
Sprooch
(affix)
←
Luxembourgish
-eg
(affix)