Dictionary.com
Thesaurus.com

Thjórsá

American  
[thyawr-sou, thyohr-, thyohrs-ou] / ˈθyɔr saʊ, ˈθyoʊr-, ˈθyoʊrs aʊ /

noun

  1. a river in central Iceland, flowing SW to the Atlantic Ocean. About 143 miles (230 km) long.