Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Icelandic
jarða
←
Old Norse
jarða
(derived)
←
Old Norse
jǫrð
(mention)
→
Icelandic
jarðúlfur
(compound)