Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
beknow
←
Old English
becnāwan
(inherited)
←
English
be
(prefix)
←
English
know
(prefix)
←
Middle English
beknowen
(inherited)
←
Middle English
biknowen
(mention)
←
Old High German
bichnāan
(cognate)
→
English
beknowing
(suffix)