Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Icelandic
mey
←
Old Norse
mey
(derived)
→
Icelandic
afmeyja
(prefix)
→
Icelandic
hafmey
(affix)
→
Norwegian Bokmål
møy
(cognate)
→
Norwegian Nynorsk
møy
(cognate)
→
Old Norse
mær
(link)