Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Middle English
either
←
Old English
ǣġþer
(inherited)
←
Old English
ǣġhwæþer
(mention)
→
English
either
(inherited)