Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Luxembourgish
roueg
←
German
ruhig
(cognate)
←
Middle High German
ruowec
(inherited)
←
Luxembourgish
Rou
(affix)
←
Luxembourgish
-eg
(affix)
→
Alemannic German
rüewig
(cognate)
→
Luxembourgish
stëll
(link)