Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Icelandic
Eldjárn
←
Icelandic
eldur
(mention)
←
Icelandic
járn
(mention)
←
Old Norse
Eldjárn
(inherited)
←
Old Norse
eldr
(mention)
←
Old Norse
járn
(mention)