Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
Dumnonian
←
English
Dumnonia
(suffix)
←
English
an
(suffix)
←
English
Devonian
(doublet)
→
English
Devonian
(doublet)