Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old English
eafora
←
Proto-Germanic
*aferô
(inherited)
←
Proto-Germanic
*abar
(derived)
←
Proto-Germanic
*abur
(mention)
→
Old High German
avur
(cognate)
→
Old High German
afur
(cognate)