Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Middle Dutch
scharp
←
Proto-Germanic
*skarpaz
(inherited)
←
Old Dutch
skarp
(inherited)
→
Afrikaans
skerp
(inherited)
→
Dutch
scherp
(inherited)