Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
expound
←
English
expose
(doublet)
←
Middle English
expounden
(inherited)
←
Old French
espondre
(derived)
←
Proto-Indo-European
*tḱey-
(root)
←
Latin
expono
(derived)
→
English
expose
(doublet)
→
English
expounder
(suffix)
→
English
expone
(mention)
→
English
misexpound
(prefix)
→
English
expoundeth
(suffix)
→
English
expoundest
(suffix)
→
English
expoundable
(suffix)
→
Welsh
esbonio
(cognate)