Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Luxembourgish
Usprooch
←
German
Ansprache
(cognate)
←
Old High German
anasprāhha
(derived)
←
Luxembourgish
un
(prefix)
←
Luxembourgish
Sprooch
(prefix)