Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Dutch
scherpen
←
Middle Dutch
scherpen
(inherited)
←
Proto-West Germanic
*skarpijan
(inherited)
←
Old Dutch
skerpen
(inherited)
→
Dutch
aanscherpen
(compound)
→
Dutch
schorpen
(mention)
→
Pennsylvania German
schaerfe
(cognate)