Wikipedia
Tlahuizcalpantecuhtli
In Aztec religion, Tlahuizcalpantecuhtli ( Nahuatl for "Lord of the Dawn"; ) is the god of the planet Venus, the morning star. Tlahuizcalpantecuhtli was considered a dangerous and malevolent god, and was associated with Quetzalcoatl.
The word comes from tlahuizcalpan "dawn" and tecuhtli "lord".