Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old English
onscogan
←
Old English
on
(prefix)
←
Old English
sċōġan
(prefix)
←
Old English
on-
(mention)
←
Old English
sċōh
(mention)
←
Old English
-ian
(mention)
←
Proto-Germanic
*andaskōhōną
(derived)
←
Old High German
antscuohōn
(cognate)