Dictionary.com
Thesaurus.com

Petén-Itzá

American  
[pe-ten-eet-sah, -eet-suh] / pɛˈtɛn itˈsɑ, -ˈit sə /

noun

  1. Lake, a lake in N central Guatemala: nearby site of Mayan ruins. About 38 sq. mi. (98 sq. km).