Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old English
ieldra
←
Proto-Germanic
*alþizô
(inherited)
←
Old High German
altiro
(mention)
←
Old Norse
ellri
(mention)
→
English
elder
(mention)