Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Saxon
af
←
Proto-Germanic
*ab
(inherited)
→
German Low German
of
(inherited)
→
Old Norse
af
(mention)
→
Old Saxon
of
(mention)
→
Old Saxon
afgevan
(prefix)
→
Old Saxon
afbrekan
(prefix)
→
Old Saxon
afheldian
(prefix)
→
Old Saxon
afhebbian
(prefix)