Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Saxon
snithan
←
Proto-Germanic
*snīþaną
(inherited)
→
Middle Low German
sniden
(inherited)
→
Old Saxon
gisnidi
(prefix)