Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Spanish
arzón
←
Italian
arcione
(cognate)
←
Latin
arcus
(derived)
←
Portuguese
arção
(cognate)
→
English
arson
(cognate)
→
French
arçon
(cognate)
→
Galician
arzón
(cognate)
→
Italian
arcione
(cognate)