Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-West Germanic
*sikilō
→
Danish
segl
(derived)
→
German
Sichel
(inherited)
→
Old High German
sihhila
(inherited)
→
Dutch
sikkel
(inherited)