frusta

Etymology 1
From (with the addition of an onomatopoeic r), possibly from the  root.

Noun

 * 1) whip
 * 2) whisk
 * 3) strap

Verb

 * 1) to snort or breathe heavily with a lot of friction (through the nose or a slightly open mouth)

Usage notes
Intense- and animalistic-sounding when used of humans. Think eyes wide open, sweat dripping.