güitrear

güitrear - pronounced wee-tray-ahr, means to vomit.

Perhaps the term comes from the word buitre (vulture)? Me da la impresión.

Seba: ¿Donde está Diego?
Juan: Güitreando en el water.

Where's Diego?
Blowing chunks in the toilet.

Chilenismo, coloquial, disgusting