Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Luxembourgish
Regel
←
German
Regel
(borrowed)
←
Old High German
regula
(derived)
←
Latin
regula
(derived)
←
Luxembourgish
(mention)
←
Luxembourgish
(mention)
←
Luxembourgish
(mention)