Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Spanish alguno
French aucun (cognate)
Galician algún (cognate)
Italian alcuno (cognate)
Latin aliquis (derived)
Latin unus (mention)
Portuguese algum (cognate)

Spanish alguien (mention)
French aucun (cognate)
Galician algún (cognate)
Interlingua alcun (cognate)
Interlingua alicun (cognate)
Italian alcuno (cognate)
Portuguese algum (cognate)