Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Luxembourgish
belageren
←
Luxembourgish
be-
(affix)
←
Luxembourgish
lageren
(affix)
→
German
belagern
(cognate)