Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
underdelve
←
Old English
underdelfan
(inherited)
←
English
under
(prefix)
←
English
delve
(prefix)
←
Middle English
underdelven
(inherited)