Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
German
untergehen
←
German
unter
(prefix)
←
German
gehen
(prefix)
←
Hunsrik
unnergehn
(cognate)
→
English
undergo
(cognate)