Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
retainable
←
English
retain
(suffix)
←
English
able
(suffix)
→
English
unretainable
(prefix)
→
English
retainably
(suffix)