Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Low German
verköpen
←
German
verkaufen
(cognate)
←
Low German
ver
(prefix)
←
Low German
köpen
(prefix)
←
Dutch
verkopen
(cognate)
→
Cimbrian
borkhóofan
(cognate)