Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Luxembourgish
geschéien
←
German
geschehen
(cognate)
←
Proto-Germanic
*skehaną
(inherited)
←
Old High German
giskehan
(inherited)
←
Old High German
skehan
(mention)
←
Luxembourgish
schécken
(mention)
←
Dutch
geschieden
(cognate)