Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Icelandic
hæfa
←
Old Norse
hœfa
(derived)
→
Icelandic
vandfýsni hæfir ekki snauðum
(mention)
→
Icelandic
hæfni
(mention)