Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Luxembourgish
zu
←
Proto-Germanic
*tō
(inherited)
←
Middle High German
zuo
(inherited)
←
Old High German
zuo
(inherited)
←
Luxembourgish
zou
(mention)
→
Luxembourgish
ze
(cognate)
→
Luxembourgish
zouen
(mention)
→
Luxembourgish
zu gudder Lescht
(compound)