Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Latin
Segimerus
←
Proto-Germanic
*Segamērijaz
(derived)
←
Proto-Germanic
*segaz
(mention)
←
Proto-Germanic
*mērijaz
(mention)