Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old English
pearroc
←
Proto-Germanic
*parrukaz
(inherited)
←
Old High German
pfarrih
(cognate)
→
English
park
(cognate)
→
English
paddock
(inherited)
→
English
parrock
(mention)