Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old English
underneoþan
←
Old English
under
(prefix)
←
Old English
neoþan
(prefix)
←
Proto-Germanic
*underniþer
(inherited)
→
English
underneath
(inherited)