Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
coign
←
English
quoin
(mention)
→
English
coin
(doublet)
→
English
quoin
(mention)
→
English
cuneus
(doublet)
→
English
coigne
(mention)
→
Middle English
coyn
(link)