Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
epochal
←
English
epoch
(suffix)
←
English
al
(suffix)
→
English
epochally
(suffix)
→
English
epochality
(suffix)
→
English
nonepochal
(prefix)