Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Norse
œgr
←
Proto-Indo-European
*h₂egʰ-
(root)
←
Old Norse
œgja
(mention)
→
Old Norse
ógurligr
(affix)
→
Old Norse
œgiligr
(suffix)