Barrio

google

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Spanish, perhaps from Arabic.

wiktionary

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Borrowed from Spanish barrio, that from Arabic بَرِّيّ‎ (barriyy, “wild”).

etymonline

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barrio (n.)

1841, "ward of a Spanish or Spanish-speaking city," sometimes also used of rural settlements, from Spanish barrio "district, suburb," from Arabic barriya "open country" (fem.), from barr "outside" (of the city). Sense of "Spanish-speaking district in a U.S. city" (1939); originally is in reference to Spanish Harlem in New York City.