Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Luxembourgish
zouen
←
German
zu
(cognate)
←
Luxembourgish
zou
(mention)
←
Luxembourgish
zu
(mention)
←
Luxembourgish
oppen
(mention)
←
Luxembourgish
op
(mention)
←
Dutch
toe
(cognate)