Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Saxon
siu
←
Proto-Germanic
*iz
(derived)
←
Proto-Germanic
*hiz
(mention)
→
Middle Low German
se
(inherited)
→
German Low German
se
(inherited)
→
Old Saxon
sia
(mention)