Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Portuguese
cerda
←
Spanish
cerda
(cognate)
←
Italian
setola
(cognate)
←
Latin
sēta
(derived)
←
Latin
saeta
(mention)