Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Icelandic
kala
←
Proto-Indo-European
*gel-
(root)
←
Old Norse
kala
(derived)
→
Icelandic
klaki
(mention)
→
Icelandic
kæla
(mention)