 The absence of */s/ is shared with most Polynesian languages; the absence of */f/ is a characteristic shared with Rarotongan, Ra'ivavae and Rapa Iti.Mangareva's phonology has been identified as a Marquesic derivative from Proto-Eastern Polynesian (PEP) and Proto-Central Eastern (PCE).Doublets, words that have different phonological forms but the same etymological root, are more common in Mangarevan language in comparison to any other Eastern Polynesian culture.