Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Icelandic
galdur
←
Old English
gealdor
(derived)
←
Old English
galdor
(mention)
←
Proto-Germanic
*galdraz
(derived)
←
Proto-Indo-European
*gʰel-
(root)
←
Icelandic
gala
(mention)
←
Old Norse
galdr
(derived)
→
Icelandic
galinn
(mention)
→
Icelandic
galdrakerling
(affix)