Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
studied
→
English
studiedly
(suffix)
→
English
understudied
(prefix)
→
English
unstudied
(prefix)
→
English
nonstudied
(prefix)
→
English
studiedness
(suffix)
→
English
misstudied
(affix)