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

Spanish hierro (cognate)
Kabuverdianu féru (inherited)
Papiamentu heru (cognate)
Portuguese ferrovia (compound)
Portuguese ferro de engomar (mention)
Portuguese ferreiro (suffix)
Portuguese ferro fundido (mention)
Portuguese ferrenho (suffix)
Portuguese ferrar (suffix)
Portuguese ferrolho (mention)
Portuguese ferragem (affix)
Portuguese ninguém é de ferro (mention)