Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old English
cnyssan
→
Old English
acnyssan
(prefix)
→
Old English
gecnyssan
(prefix)
→
Old English
oncnyssan
(prefix)
→
Old English
tocnyssan
(prefix)
→
Old English
cnyssung
(suffix)