Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Galician -ón
Spanish -ón (cognate)
French -on (cognate)
Galician (mention)
Italian -one (cognate)
Latin (mention)
Latin -ōnem (mention)
Portuguese -ão (cognate)
Romanian -oi (cognate)
Old Portuguese -on (inherited)

Galician calzón (suffix)
Galician cartón (affix)
Galician cantón (affix)
Galician lacón (affix)
Galician roncón (suffix)
Galician orneón (suffix)
Galician chorón (affix)
Galician nifrón (affix)
Galician regatón (suffix)
Galician petón (affix)
Galician papón (suffix)
Galician relón (suffix)
Galician camballón (affix)
Galician mangallón (affix)
Galician releón (suffix)
Galician papallóns (affix)