Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
potentiate
←
German
potenzieren
(cognate)
←
English
potent
(affix)
←
English
-i-
(affix)
←
English
-ate
(affix)
→
English
depotentiate
(prefix)