Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
gainer
←
German
Gegner
(cognate)
←
English
gain
(suffix)
←
English
er
(suffix)
→
German
Gegner
(cognate)
→
German
Gegnerschaft
(mention)