Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
downgrade
←
English
down
(prefix)
←
English
grade
(prefix)
→
English
downgrader
(suffix)
→
English
downgradable
(suffix)