Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Icelandic
dauðlegur
←
Icelandic
dauður
(affix)
←
Icelandic
-legur
(affix)
←
Old Norse
dauðligr
(inherited)
→
Icelandic
ódauðlegur
(affix)