Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-West Germanic
*dūkan
→
Afrikaans
duik
(inherited)
→
West Frisian
dûke
(inherited)
→
Luxembourgish
ducken
(inherited)
→
Luxembourgish
dauchen
(inherited)
→
Dutch
duiken
(inherited)
→
Swedish
dyka
(derived)