Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
openness
←
Old English
openness
(inherited)
←
English
open
(suffix)
←
English
ness
(suffix)
←
Middle English
*opennesse
(inherited)
←
Old High German
offannussi
(cognate)