Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Middle English
ky
→
English
cow
(cognate)
→
English
ky
(inherited)
→
English
kie
(inherited)
→
English
kye
(inherited)