Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Luxembourgish
Déift
←
German
Tiefe
(cognate)
←
English
depth
(cognate)
←
Proto-Germanic
*diupiþō
(inherited)
←
Middle High German
(inherited)
←
Middle High German
dūfde
(mention)
←
Old High German
(inherited)
←
Luxembourgish
déif
(suffix)
←
Luxembourgish
-t
(suffix)
←
Luxembourgish
(mention)
←
Dutch
diepte
(cognate)