1.mutinous
His own army, stung by defeats, is mutinous.
2.scowl
He scowled, and slammed the door behind him.
3.teeter
The hotel is teetering on the brink of bankruptcy.
4.wan
He looked wan and tired.
5.fervent
Lots of men and women in the West are fervent supporters of bloodstained setups.
6.venomous
He had been bitten by a venomous snake.