Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Galician
aquel
←
Spanish
aquel
(cognate)
←
Latin
eccum
(inherited)
←
Latin
ille
(mention)
←
Portuguese
aquele
(cognate)
→
Galician
aquelar
(affix)