Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old English
ea
←
Proto-Germanic
*ahwō
(inherited)
←
Proto-West Germanic
*ahu
(inherited)
←
Proto-Indo-European
*h₂ekʷeh₂
(inherited)
→
English
e
(mention)
→
English
e
(mention)
→
English
Eton
(mention)
→
English
Lune
(derived)
→
English
Eaton
(mention)