Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Icelandic
skeyti
←
Old Norse
skeyti
(derived)
→
Icelandic
flöskuskeyti
(affix)
→
Icelandic
forskeyti
(prefix)