Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Middle Dutch
copen
←
Proto-West Germanic
*kaupōn
(inherited)
←
Old Dutch
cōpon
(inherited)
→
English
cop
(cognate)
→
English
cope
(derived)
→
Scots
coft
(mention)