Dictionary.com
Thesaurus.com

Patos

American  
[pat-uhs, pah-toos] / ˈpæt əs, ˈpɑ tʊs /

noun

  1. Lagoa dos Patos a lagoon on the Atlantic coast in southeastern Brazil: Pôrto Alegre is on the lagoon. About 150 miles (240 kilometers) long and 30 miles (48 kilometers) wide.