Tremultuous

3x as bad as tumultuous.
REALLY OUT OF HAND.
Bad, beyond the norm.

I'm having a tremultuous day, everything has gone to shit.
I lost all my fries when I leaned over, this is a tremultuous loss.

Or, it can be used as an exclamation of dismay- like "FUCK!!!!" or "DAMMIT!" TREMULTUOUS!