Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Norse
lak
→
Danish
lagen
(derived)
→
Finnish
lakana
(derived)
→
Icelandic
lak
(derived)
→
Swedish
lakan
(derived)