Fachoina - Fachoina is a loud, stupid word you yell at people when you'

Fachoina is a loud, stupid word you yell at people when you're mad or just want to be a nuisance. It works in any situation, even when you're alone.

Fachoina! I'm not your servant!

Fachoina! My dog is smarter than you!

Fachoina! I just got a D on my science quiz, and it's your fault.