Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Icelandic
vafra
←
Old Norse
vafra
(inherited)
→
Icelandic
vafri
(mention)
→
Icelandic
vafur
(mention)