Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Spanish
erugo
←
Latin
erūca
(inherited)
←
Latin
culuebra
(mention)
←
Latin
culuebro
(mention)
←
Old Spanish
eruga
(mention)