What's the word I'm thinking of? Today, it's...
TOURBILLON [toor-bee-YON] (noun)
A whirlwind or vortex
"In this state of things, had I accepted and returned home, do you think that a seat upon the bench would have removed me from the tourbillon of politics?"
--John Quincy Adams, letter (1811) (TWITO, page 148)