Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Norse
hvarf
→
English
wharf
(cognate)
→
German
Werft
(cognate)
→
Irish
varbh
(derived)
→
Swedish
varv
(derived)