Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old English
þīedan
→
Old English
geþiedan
(prefix)
→
Old English
aþiedan
(prefix)
→
Old English
beþiedan
(prefix)