I thought as I received notable words from Wordnik's Word of the Day service, I'd post them here. If you like, sign-up for Wordnik's Word of the Day service yourself.
Idle, silly talk; babblement.
A tumultuous crowd or assemblage; a disorderly rout; a rabble.
This word comes from the Middle English ‘rablen,’ speak in a rapid, confused manner, probably imitative of hurry and confusion.