Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
German Low German
Slötel
←
Proto-Germanic
*slutilaz
(inherited)
←
Middle Low German
slȫtel
(inherited)
←
Old Saxon
slutil
(inherited)
→
Cimbrian
slüssel
(cognate)