Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Portuguese
grei
←
Latin
gregis
(derived)
←
Latin
grex
(mention)
→
Galician
grei
(cognate)
→
Galician
grea
(cognate)