Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
German
vernünftig
←
German
Vernunft
(affix)
←
German
-ig
(affix)
→
German
unvernünftig
(prefix)
→
German
Vernünftigkeit
(suffix)
→
German
vernünftigerweise
(suffix)