Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Portuguese
cravelha
←
Latin
clavicula
(derived)
←
Portuguese
cavilha
(doublet)
→
Spanish
clavija
(mention)
→
Galician
caravilla
(cognate)