Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Cimbrian
postkart
←
Cimbrian
post
(compound)
←
Cimbrian
kart
(compound)
←
German
Postkarte
(cognate)
←
English
postcard
(cognate)