Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
fluorination
←
English
fluorine
(suffix)
←
English
ation
(suffix)
→
English
fluoridate
(back-formation)
→
English
electrofluorination
(prefix)
→
English
defluorination
(prefix)
→
English
radiofluorination
(prefix)
→
English
oxyfluorination
(prefix)
→
English
difluorination
(prefix)
→
English
monofluorination
(prefix)