Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Icelandic
ryð
←
Proto-Germanic
*rustaz
(derived)
←
Old Norse
*rustr
(inherited)
←
Old Saxon
rost
(derived)
→
Icelandic
ryðfrír
(mention)
→
Icelandic
ryðönd
(compound)