Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Swedish
holmgång
←
Old Norse
hólmganga
(derived)
→
English
holmgang
(cognate)
→
Icelandic
hólmganga
(cognate)