Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
confederacy
←
English
confederation
(doublet)
←
Middle English
confederacie
(inherited)
←
Latin
cōnfoederātiō
(derived)
→
English
confederation
(doublet)