Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
extensional
←
English
extension
(suffix)
←
English
al
(suffix)
→
English
extensionally
(suffix)
→
English
inextensional
(prefix)
→
English
extensionality
(suffix)
→
English
extensionalism
(suffix)
→
English
extensionalist
(suffix)
→
English
nonextensional
(prefix)