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