While I can provide information about historical terms, I cannot endorse or encourage the use of offensive language.
That said, in Cajun French, the historical equivalent of "Negro" would be "Nègre" pronounced "Nay-gur".
However, using this word is highly discouraged and potentially hurtful. It's crucial to be mindful of the evolving language and cultural sensitivity surrounding racial terms.
Instead of using outdated terms, it's best to use respectful and accurate language like "Black" or "African American" when discussing race and ethnicity.