Wainumá (Wainambu, Wainambɨ^[1]) and Mariaté are an extinct, poorly attested, and unclassified Arawakan language. Kaufman (1994) placed them in his Wainumá branch, but this is not followed in Aikhenvald (1999).

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Word lists of Wainumá have been collected by:^[2]

• Spix and Martius in 1820
• Johann Natterer in 1832
• Alfred Russel Wallace in 1851^[3]

A word list of Mariaté was recorded by Spix and Martius in 1820.