Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Scots
elbuck
←
Old English
elboga
(inherited)
←
Old English
elnboga
(mention)
←
Middle English
elbohe
(inherited)
←
Proto-Germanic
*alinabugô
(inherited)
←
Proto-Indo-European
*Heh₃l-
(root)
→
English
elbow
(cognate)