Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-West Germanic
*grob
→
English
gruff
(derived)
→
German
grob
(inherited)
→
Middle Dutch
grof
(inherited)
→
Dutch
grof
(inherited)