Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Luxembourgish
duerch
←
German
durch
(cognate)
←
English
through
(cognate)
←
West Frisian
troch
(cognate)
←
Proto-Germanic
*durh
(derived)
←
Old High German
duruh
(derived)
←
Dutch
door
(cognate)
→
Luxembourgish
doduerch
(compound)
→
Luxembourgish
doduerch
(mention)