Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Galician lúa
Latin lūna (inherited)
Old Portuguese lũa (inherited)

Spanish luna (cognate)
French lune (cognate)
Galician Lúa (mention)
Galician Lúa (link)
Galician exolúa (prefix)
Portuguese lua (cognate)