Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Scottish Gaelic
cop
←
Old English
copp
(borrowed)
←
Middle English
copp
(borrowed)
←
Proto-West Germanic
*kopp
(derived)
←
Middle Irish
copp
(inherited)