Northern Portuguese is the oldest dialect of thePortuguese language.[citation needed] It is spoken in coastal northernPortugal fromViana do Castelo toPorto and stretching inland as far asVila Real. The region is considered the birthplace of the Portuguese language. It is popularly known asNortenho ("Northerner"), but linguists traditionally call itInterâmnico orInteramense to differentiate it from other dialects spoken inland in northern Portugal.
The dialects of Northern Portuguese constitute one of the major groupings of the Portuguese language. There are two subdialects: Porto–Póvoa and Braga–Viana. Each of these subdialects is further divided into Porto,Póvoa,Braga, and Viana. Every accent in the region is derived from the accents in these four hubs.
The dialectal map ofLeite de Vasconcelos (1893–1897) proposed that the Northern Portuguese had three subdialects:[1]
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