Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old English
befeallan
←
Old English
be
(prefix)
←
Old English
feallan
(prefix)
←
Proto-Germanic
*bifallaną
(inherited)
→
English
befall
(inherited)
→
Middle English
bifallen
(inherited)
→
Old Saxon
bifallan
(cognate)