Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old High German
kiol
←
Proto-Germanic
*keulaz
(inherited)
←
Proto-West Germanic
*keul
(inherited)
→
Old English
ceol
(cognate)
→
Old Saxon
kiol
(cognate)