Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old English
forsacan
←
Old English
for
(prefix)
←
Old English
sacan
(prefix)
←
Proto-West Germanic
*frasakan
(inherited)
→
English
forsake
(inherited)