Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Catalan
estella
←
Spanish
astilla
(cognate)
→
Catalan
estellar
(affix)
→
Catalan
estellallenya
(compound)
→
Catalan
estellicó
(affix)
→
Galician
estela
(cognate)