Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Galician
enfermeiro
←
Spanish
enfermero
(cognate)
←
Galician
enfermo
(suffix)
←
Galician
eiro
(suffix)
←
Latin
īnfirmus
(derived)
←
Portuguese
enfermeiro
(cognate)