Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Norse
eystri
←
Proto-Indo-European
*h₂ews-
(root)
←
Old Norse
austr
(mention)
→
Norwegian Bokmål
østre
(derived)
→
Norwegian Nynorsk
austre
(derived)