Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Portuguese
quinhentos
←
Spanish
quinientos
(cognate)
←
Galician
quiñentos
(cognate)
←
Latin
quīngentōs
(inherited)
←
Latin
quīngentī
(mention)
←
Latin
quīnque
(mention)
←
Latin
centum
(mention)
←
Old Portuguese
quinnentos
(inherited)
←
Old Portuguese
quinentos
(mention)
→
Galician
quiñentos
(cognate)