Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Portuguese -mento
Latin -amentum (mention)
Latin -menta (inherited)
Old Portuguese -mento (inherited)

Portuguese internamento (affix)
Portuguese investimento (affix)
Portuguese isolamento (affix)
Portuguese andamento (affix)
Portuguese rendimento (affix)
Portuguese destacamento (affix)
Portuguese acabamento (mention)
Portuguese deterioramento (affix)
Portuguese ferimento (affix)
Portuguese discernimento (affix)
Portuguese processamento (affix)
Portuguese aquecimento (mention)
Portuguese planejamento (affix)
Portuguese pensamento (mention)
Portuguese inebriamento (affix)
Portuguese batimento (compound)
Portuguese cruzamento (affix)
Portuguese entendimento (suffix)
Portuguese espaçamento (affix)
Portuguese lançamento (affix)
Portuguese deslocamento (affix)
Portuguese saneamento (affix)
Portuguese endurecimento (affix)
Portuguese averbamento (affix)
Portuguese seguimento (affix)
Portuguese ensinamento (mention)
Portuguese aforamento (affix)
Portuguese arejamento (affix)
Portuguese empoderamento (affix)
Portuguese empreendimento (affix)
Portuguese razoamento (affix)
Portuguese reatamento (affix)
Portuguese forjamento (affix)
Portuguese retiramento (affix)
Portuguese sangramento (affix)
Portuguese livramento (affix)
Portuguese transbordamento (affix)
Portuguese arbitramento (affix)
Portuguese financiamento (affix)
Portuguese zoneamento (affix)