Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Portuguese
mexilhão
←
Spanish
mejillón
(cognate)
←
Galician
mexillón
(cognate)
←
Latin
muscellus
(inherited)
←
Latin
musculus
(inherited)
→
Spanish
mejillón
(borrowed)
→
Galician
mexillón
(cognate)